Insulated Sleeping Mat (R4)

COMFORT WITHOUT THE BULK

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Puncture-resistant, portable and dependable, our Insulated Sleeping Mat (R4) packs impressive comfort in a compact size. Combining high-loft synthetic insulation and heat-reflective foil, you’ll stay warm and cosy even when the temperature drops below freezing.

Size
Inflation System
  • Ships in 24 hrs

  • Easy Returns

  • Lifetime warranty*

Frequently bought together

ALL ALTON PRODUCTS ARE COVERED BY A LIFETIME WARRANTY.* CLICK HERE TO LEARN MORE.

ALL ALTON PRODUCTS ARE COVERED BY A LIFETIME WARRANTY.* CLICK HERE TO LEARN MORE.

ALL ALTON PRODUCTS ARE COVERED BY A LIFETIME WARRANTY.* CLICK HERE TO LEARN MORE.

ALL ALTON PRODUCTS ARE COVERED BY A LIFETIME WARRANTY.* CLICK HERE TO LEARN MORE.

Explore Product Features

Comfort-Enhancing Technology

Comfort-Enhancing Technology

TPU coating reduces noise and clever weight-dispersion cells ensure maximum comfort for front, back and side-sleepers alike.

Personalised Support

Personalised Support

The micro-adjustable valve makes it easy to fine tune your Insulated Sleeping Mat’s firmness to achieve the perfect level of support.

Year-Round Performance

Year-Round Performance

The Insulated Sleeping Mat has an R-value of 4, making it suitable for year-round use in overnight temperatures as low as -5º.

Tough & Reliable

Tough & Reliable

Constructed from highly durable ripstop nylon, you can rely on your Insulated Sleeping Mat to stay inflated and leak-free, night after night.

Specifications

Material (outer) RIPSTOP NYLON
Material (Fill) SYNTHETIC INSULATION + HEAT-REFLECTIVE FOIL (Single Layer)
R-Value (ASTM F3340) 4

Regular

Mat Dimensions 184 × 57 (HEAD) × 42 (foot) × 7.5 cm
Weight (Mat only) 580g
Total Packed Weight 600g
Packed dimensions 24 × 10.5 × 10.5 cm
Mat Dimensions 72.5 × 22.5 (HEAD) × 16.5 (foot) × 3 in
Weight (Mat only) 1lb 4.5oz
Total Packed Weight 1lb 5.2oz
Packed dimensions 9.5 × 4 × 4 in

Regular - Wide

Mat Dimensions 184 × 65 (HEAD) × 50 (FOOT) × 7.5 cm
Weight (Mat only) 690g
Total Packed Weight 710g
Packed dimensions 26 × 10.5 × 10.5 cm
Mat Dimensions 72.5 × 25.5 (HEAD) × 20 (FOOT) × 3 in
Weight (Mat only) 1lb 8.3oz
Total Packed Weight 1lb 9oz
Packed dimensions 10 × 4 × 4 in

Large

Mat Dimensions 195 × 65 (HEAD) × 53.5 (FOOT) × 7.5 cm
Weight (Mat only) 760g
Total Packed Weight 780g
Packed dimensions 26 × 11.5 × 11.5 cm
Mat Dimensions 77 × 25.5 (HEAD) × 21 (FOOT) × 3 in
Weight (Mat only) 1lb 10.8oz
Total Packed Weight 1lb 11.5oz
Packed dimensions 10 × 4.5 × 4.5 in

What's included

1 × INSULATED SLEEPING MAT
1 × DRAWSTRING CARRY BAG
2 x ADHESIVE REPAIR PATCHES

7.5cm Thick Air-Cell Cushioning

Want to maximise your recovery on overnight adventures? A luxurious 7.5cm thick, this Ultralight Insulated Sleeping Mat provides the perfect level of cushioning, support and stability. The secret is in our specialised air-cell technology, which disperses your body weight across the entire surface of the pad for optimal firmness, no matter what sleeping position you prefer. For quick, breath-free inflation, we recommend using our Ultralight Pump Bag (compatible with all Alton inflatable sleeping mats).

Damage-Resistant Construction

Nothing ruins a night in the wild faster than a leaky sleeping mat. Crafted from tough ripstop nylon that’s resistant to damage from punctures, abrasion, moisture and UV, our Ultralight Insulated Sleeping Mat (R4) offers extreme durability at a ridiculously low weight. Not convinced? Just watch the Gear Test, where we see exactly what it takes to puncture our Ultralight Insulated Sleeping Mat (hint: when we say ‘extreme durability’, we mean it).

Adaptable Insulation

With a R-value of 4, our Ultralight Insulated Sleeping Mat is suited to year round use in temperatures down to -1º. For additional warmth and comfort in winter conditions, we recommend pairing your Insulated Sleeping Mat with our Closed Cell Foam Pad (R2). Not sure about R-value temperature ratings? Our blog on sleeping mat R-value ratings explains everything you need to know to make an informed choice.

Better Sleep, Better Adventures

We believe that getting a better night’s sleep is one of the simplest ways to improve your outdoor adventures – and your life. That’s why we’ve put so much effort into creating our best-selling range of sleeping gear for hiking, including this Ultralight Insulated Sleeping Mat. Your camping mat is the foundation of your sleep system, so it’s important you choose the best option for your specific needs. To learn more, read our guide to picking the perfect sleeping mat.

Frequently Asked Questions

  • Our Insulated Sleeping Mat (R4) is designed to be an all-rounder that will provide the warmth and comfort you need for most camping scenarios, from warm summer weather down to about 0ºC. 

    For below freezing conditions, you can pair the Insulated Sleeping Mat with our Closed-Cell Foam Sleeping Mat, which will give you a combined R-value of 6, or consider investing in the Insulated Sleeping Mat PLUS (R6). 

  • Our sleeping mat R-values are currently calculated based on an in-house testing formula that uses a combination of lab-style simulations and field testing.

    At the start of 2025, we began the process of certifying our inflatable sleeping mats according to the ASTM F3340-18 industry standard. Our Insulated Sleeping Mat PLUS (R6) was third-party tested in April 2025 and received ASTM certified R-value of 6.2. The other sleeping mats in the range are scheduled to be tested over the next two years. 

    For more information on sleeping mat R-values, please refer to this guide.

  • To clean your sleeping mat, follow these steps: 

    1. Partially inflate the mat and close the valve to prevent water from entering the mat. 
    2. Clean the entire surface using a soft, damp cloth and technical outdoor gear wash solution.
    3. Gently wipe or rinse off with lukewarm water until there is no soap residue remaining. 
    4. Towel off excess water and lay out flat over a drying rack in a well ventilated area away from direct sunlight. 
    5. Wait until the sleeping mat is completely dry before putting it into storage. 

    For long-term storage, we recommend leaving your sleeping mat unrolled and loosely inflated with the valve open in a cool, dry place away from direct sunlight. 

    For more information on how to clean and store your sleeping mat, check out this blog.

  • We have designed our sleeping mat to be highly durable and resistant to punctures (check out this video if you want to see us put it to the test), but if you do happen to puncture your mat, we are here to help. 

    Our Returns & Repair information page provides a step by step guide on how to find and repair a sleeping mat puncture, as well as common issues that can cause partial deflation, including not closing the valve correctly, cold weather, and natural fabric stretch.

  • Many hyper-lightweight sleeping mats focus entirely on stripping grams - but in order to achieve this, they often resort to paper-thin outer fabrics that have the potential to puncture more easily, and compromise on insulation and comfort to reduce overall weight. 

    The Alton Insulated Sleeping Mat (R4) is engineered to solve the real-world trade-offs of lightweight camping sleeping mats by utilising an incredibly stable 7.5cm thick air-cell design paired with a TPU inner coating and a heavy-duty, abrasion-resistant ripstop nylon shell. 

    This allows you to enjoy true, quiet sleeping comfort and reliable durability without a hefty price tag.

Customer Reviews

Overall rating: 4.9 / 5 from 382 reviews.

Customer photo review of Insulated Sleeping Mat (R4)

Very comfortable with my sleeping mat and fitted sheet, love how the pillow fits in the fitted sheet

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

After spending several hours fixing holes in my other sleeping mats, I was really looking forward to receiving and testing the Alton mat. I'm pleased to say it seems to stack up as per the marketing. I've only used once but can tell by the build quality that it's going to be significantly more puncture resistant than my other mats without sacraficing comfort or weight savings.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

My old mattress sprung a leak so I've tried a lighter thicker one from Alton. It works well and packs up small in my bag. I like the pump bag, makes inflation quick and easy.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

We bought these mats for all our kids and they love them! Durable and such a great Aussie company to deal with!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Needed to replace my old lightweight klymit V, wanted something quick and easy to set up and pack down. If you need a sleeping mat that ticks all the boxes then this is the one for you.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Yet to test out the products - however the customer experience from placing to receiving an order is premium on all fronts. Well done Alton team!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

First use at Cooyoyo Creek Budawangs last weekend. Loved the ease to fill the mat using the air bag and slept very comfortably at about 5 degrees. I'll definitely be getting another one now for my daughter.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

New full time Mat (L) and fitted sheet for the swag, great product, great service and great sleep. Highly recommend!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

I bought the regular insulated mat & pump bag to prepare for a E2E of the Bibb. I tested it out on a reasonable night (5 degrees) and it did the job. I could notice when I rolled off slightly and the ground coolness crept up. The length is more than adequate, but I'd go the slightly wider one if I could purchase again for the piece of mind during the midnight roll over. The pump sack is a great size to double as a dry bag too, I can fit my sleeping bag, pillow and mat inside for carrying inside my pack during the hike

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Bikepacking essential for a good night's sleep! Would recommend buying the fitted sheet for it to make it feel more like home too 🤙 thankyou Alton for quick delivery to regional Vic

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Bought two insulated models and we used them for 56 days on an end to end of the Bibbulmun track, as well as one inflation bag and one mattress cover, sleeping on stoney ground to Sandy ground they performed without fault and were very comfortable, never felt the stones underneath, only had a minor fault with the mattress cover were the stiching on the black edging let go, the cover is worth carrying as it gives extra insulation in the cold and is less sticky to lay on in hot weather.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Nice and light the blow up bag can be used as another sack. It's faster to blow it up with your lungs. But for the extra $20 for the blow up back it's worth it. I'm sure I would regret taking it and was too tried to blow my mattress up after hiking all day. I had the mattress blown up for about 5 days in my unit , didn't go down . I can't fault it like everyone when you read the reviews. I will probably take a roll as well ,but I have lower back problems and my tent tub is slippery.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Everything and I mean everything Alton make is quality-from the packaging to the product. Highly recommend this product. Pay for the fitted sheet as well and then you will have an amazing sleep system.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

I decided to upgrade to the Insulated sleeping pad after letting a friend take my non-insulated one for a trip, and I still love this mattress! I haven't had much time to use it yet, but the few nights I've had with it have been very comfortable. Perfect size for my body, though I could see someone with a larger frame struggling to get a good night's sleep. I generally sleep on my back, but I find side sleeping fairly comfortable with this one too. I just love how compact it gets, it really blows me away! The insulated one is ever so slightly heavier and wider when rolled up, but this is definitely a worthy compromise. I tend to keep it in my backpack at all times, just incase I need to crash somewhere. I also decided to get the pump bag this time, and it is such a great idea for a product. It makes inflating the bag so easy and fast, and it doubles as a dry bag when not in use. It can comfortably hold my entire sleeping system, and could easily take my tucker bag and stove with room to spare. Love this mat, love this pump bag, love Alton products.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Great quality at a very reasonable price. Looking forward to using this mat over the weekend. Thanks again, Alton!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

It packed small and was light as advertised. It was also really comfy to sleep sideways for once. The horizontal baffles meant that when you layed down it would extend height-wise. The pump bag doubles up as a dry sack and you also get a repair kit in the carry bag! Be prepared to slide around though as the sleeping pad can shift up, down or sideways if you dont have makeshift walls or put some gripping material to the bottom. The mat can also be loud when moving around and the surface on the top and bottom are quite slippery if you are putting your phone or pillow on it. Quite warm too! Happy overall with the product!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

This mat combined with the Alton sheet is the perfect sleeping experience, comfortable and well insulated and priced!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

We used these in a trip through outback Qld during winter. We stayed warm and comfortable. I cannot fault them.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Alton sleep mat is perfect . I have used it now for awhile in a tent under a tarp and as the insulating layer underneath me in my Alton hammock . NEVER been uncomfortable never felt the ground underneath and never gone cold . Unlike other brands I have used . The pump sack is fantastic I use it as my dry bag for my bedding and clothes . Great products I am glad I found Alton before I spent to much more money on expensive overseas brands . Great customer service all the items I have bought have always arrived within 3-4 days .

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

The comfiest sleeping mat I've ever used. -extremely small when packed -inflates to a very comfy size -very fast set up, very fast pack up

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Worth every penny! Even as a side sleeper the mat is super comfy and the fitted sheet is just luxury! Fantastic product! Cannot recommend enough!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Absolutely fantastic sleeping mat. Easy to set up, particularly with the blow-up sack. I've included a photo to demonstrate how tightly the mat compresses to take up very little space in your pack. Seems of very high wquality. Can't wait to use for many nights out!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Super light weight, packs down small, looks great, insulated version is nice and warm. Love it.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Moving house, we’ve got rid of everything, love our lightweight mats!!

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

There is two Reason why I purchased the Insulated sleeping mat. 1. I often take a hammock camping and I have a Alton top quilt which I really like and this sleeping pad can be paired with the top quilt for a good ground option should a suitable hang location not be available for the hammock. The Mat, sheet, ground sheet and stuff sack is so small I can slip them into my camp bag with my hammock gear without a problem. 2. I have an ultra light tent, single person which is a bit of an odd shape, this pad fits in it quite well. On this occasion I wanted to use the tent and the Alton sleeping mat since I had not used either before, a good opportunity to trial both. The weather, hot days, warm nights sometime it can get cool later in the night but not what I would call cold, hence the light summer sleeping gear I took with me, if fact I slept most of the night in shorts and a T-shirt. We set camp, I used the Alton stuff sack to inflate the seeping mat and fitted the sheet and pillow and put it in the tent along with the light bag I use as a quilt on cool summer nights, in this case I did not use the quilt until about 2 am, prior to this the tent was set up for max air flow. We did the usual stuff, cooked some food, sat around the fire, had a few drinks etc. and hit the sack a bit after 8pm, at 12:15am I wake up, my hip and shoulder are pressing on the ground, I feel the mat and it has lost about 40% of its inflation. This is not a deal breaker for me, it happens with air mats, anyway I had to get up for a toilet break so half a dozen breaths into the mat was all that was needed. I am 1.8mts and 130kg so I am not small or light. The Positive: - The mat was wide enough and long enough for me. - The mat when fully inflated supported my weight, no problem there. - It was not cold enough to make a call on the insulation, I was comfortable warmth wise sleeping on it. - The mat was quiet, it did not crinkle when I moved or rolled over, some mats can be very noisy. - The fitted sheet felt good against my skin, I liked it, it was way better than sleeping directly on the mat. - I really liked the space made on the sheet to secure the pillow, that worked well. The Negative: - The mat partially deflated during the night. - The sheet moved when I rolled over once and was half off the mat, it did not take much effort to reposition it. Overall Opinion: I am not concerned about the the two negatives that occurred during the night, after reinflating the mat it saw the night out, I got up at 5am and the mat was still firm, what was the cause of the deflation I honestly do not know, the sheet, it can and did move but it's okay, it did the job it was meant to do and it packs small. so, Am I happy with my purchase, yes I am. Will I continue to use it as my hammock back up sleep option, yes. I will use it again in the LT-1 Tent. Will I use it in my swag or larger tent, No as I have another larger mat that I use with those.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Getting back to the basics with Alton goods gear is a real life. The way its should be,my son loves getting out with dad hunting with the simple gear that works when the shit hits the fan 10/10 sam cheers mate 👍

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

I bought this to replace another mat from a different brand which I love but I am constantly told how noisy it is. Not so with this mat. It’s comfortable, folds up incredibly small and is about half the price of the other one. Definitely recommend this mat. Thanks

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Easy to inflate, ultralight and, fits very snug into my hammockbliss hammock mat sleeve. Pictured here is my Alton ultralight pillow. It does tend to slide around and could benefit from having an elasticised strap to wrap around the mattress to hold it in place.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Great comfort and so compact especially good when cold with great thermal rating (was 2oC). Used it hiking the Bibbulmen track

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Very easy to inflate with the bag, easy to repack, comfy and good insulation layer to sleep on.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Ultra handy and packable, easily slips in my backpack without being noticed. However, I have compared and it seems faster to inflate the pad with my mouth than the airbag

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Awesome product quality. For the price it really is the best. I tried some other popular brands but this one defenitely does the job better.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Great product, easy to set up and doesn’t lose air over night like most air mattresses

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Received the fitted sheet for Father's Day and finally got away to test it along with the Alton Quilt and Ultralight Sleeping Mat. This is a game changer! No more having pillows slip away from me or the cold touch of the air mat on exposed skin. Made things warmer, more secure, and QUIETER! Definitely recommend.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Best air mattress I have ever owned. The pump bag makes for the easiest and quickest set up. The mattress is super comfy, no matter how I sleep I never touch the floor. Best value for money I’ve had with any product before highly recommend it.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

This thing is tiny. I was taken aback by how small it was when it arrived, but I can even get it to fold up even smaller than it came! Suspiciously comfortable sleep, seems durable, and easy to wipe clean of the outback red dust. It may appear that the mat loses some air throughout the night, but this is just the nylon expanding after the first few nights. The pump bag is a well thought out, compact product as well, and after a few practices you'll be able to inflate your mat in no time. Highly recommended Alton products so far. I did an order of six mats for my mates before we went on a camping trip, and they all love them too.

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

Great quality mat for a very competitive price. More comfortable than my mattress at home

Insulated Sleeping Mat (R4)

Customer photo review of Insulated Sleeping Mat (R4)

I have bought so many sleeping pads. They are either too bulky, uncomfortable or cold to sleep on. These are honestly brilliant, super comfy, very warm (insulated version) pack down very small, great quality and compared to other brands a great price. Love Alton gear. Thanks guys

Insulated Sleeping Mat (R4)

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