Cotton Winter Sleeping Bag

Cotton Winter Sleeping Bag

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£139.99
£139.99
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Cotton Winter Sleeping Bag

Cotton Winter Sleeping Bag

£139.99
£139.99
SAVE Sold out

Real cotton warmth, without the weight you'd expect from it

Rated for 0°C to 5°C nights at just 1.8kg, with a splicing design that lets two bags zip together into one shared double-width space. Backed by a 30-day return window.

  • Ultra-lightweight at 1.8kg despite genuine cotton filling for winter-rated warmth
  • Comfortable temperature range of 0°C to 5°C, built for cold-weather and winter camping
  • Splicing design connects two compatible bags together into one shared double-width sleeping space
  • Waterproof, durable nylon shell resists moisture in damp outdoor conditions
  • Envelope-style design with a snug fit for efficient heat retention
  • Fits adults up to 1.8m in height

Specifications

Spec Detail
Filling Cotton
Shell fabric Nylon
Comfortable temperature range 0°C – 5°C
Weight 1.8kg
Packed size 27 x 27 x 44cm
Bag size (190+30) x 75cm
Unfolded size 75 x 220cm
Season rating 3-season, winter rated
Fits height Up to 1.8m
Colours Green, Brown — left/right zip orientation for splicing

Frequently asked questions

➤ How warm is this actually rated for?

A comfortable temperature range of 0°C to 5°C — built for cold-weather and winter camping, not a 3-season-only bag stretched past its limit.

➤ How much does it weigh?

1.8kg — genuinely lightweight for a cotton-filled winter bag.

➤ Can I connect two together?

Yes — the splicing design lets two compatible bags zip together into one double-width bag. Pick the correct left/right zip orientation so the two sides line up.

➤ Is it waterproof?

Yes, the nylon shell resists moisture in damp outdoor conditions.

➤ What height does it fit?

Adults up to 1.8m tall.

➤ How small does it pack down?

27 x 27 x 44cm packed.

➤ What if it's not the right fit for me?

Backed by a 30-day return window, no questions asked.

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Return Policy

Please inspect your order upon arrival. If your item arrives damaged, defective, incorrect, or does not meet your expectations due to a manufacturing issue, contact us at support@rationalsteel.com within 30 days of delivery, and we'll be happy to assist you.

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Verified Reviews

  • “Very happy with this. It doesn't feel cheap or flimsy like some of the alternatives I've tried, and everything was finished properly. For the price, I think it's excellent value.”

    SOPHIE BENNETT (Verified)

  • “I wasn't sure whether to order online as there were cheaper options around, but I'm glad I did. The quality is noticeably better than I expected and it actually does what it's supposed to. I'd happily buy from Rational Steel again.”

    SANDY MILLER (Verified)

  • “Ordering was straightforward, it arrived safely and it's was exactly what I was hoping for. I've been using it regularly and it's held up really well so far. Would definitely order again.”

    DANIEL MORRIS (Verified)

  • “Bought this for a specific job and wasn't sure how often I'd actually use it. Turns out I've already used it several times. One of those purchases that just makes things a bit easier.”

    NATHAN BROWN (Verified)

  • “I honestly wasn't expecting much at first, especially at the price, but I was pleasantly surprised when it arrived. It feels solid, looks well finished and has been genuinely useful. Glad I went for it.”

    JAMES WALKER (Verified)

  • “I've had a few disappointing online purchases before, so I was a little hesitant ordering. This arrived exactly as shown, was packaged properly and feels like good quality. No complaints from me.”

    ALEX MAZUEL (Verified)

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