DownWool vs Down🥊Which is Actually Best? Compare Specs... ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏

What is DownWool? DownWool® is the perfect combination of down and wool. This blend offers outstanding insulation and an exceptionally wide temperature comfort range – even in high humidity. This is made possible by the mechanical bonding of 70% RDS-certified down and 30% Alpine wool – a patent-pending, durable, and washable combination.

"Why is wool so good in sleeping bags?"

Down: Best Insulation Performance High-quality down offers excellent warmth with minimal weight. However, in high humidity (e.g., due to sweat or condensation), it clumps together and loses its insulating effect. This is where DownWool® 2.0 solves this problem. The added wool... keep reading.

New DownWool 2.0 from Spring 2026

With DownWool 2.0, Grüezi bag offers an even more powerful, sustainable insulation solution for demanding outdoor adventures. The improved insulation performance of DownWool 2.0 is achieved through an additional production step in which the wool acquires a finer structure and significantly more loft. Read more in our guide below.

Explore DownWool 2.0 Sleeping Bags

How Does DownWool Compare to Down?
DownWool® and Down Compared: view our table here.

DownWool Extreme Light 2.0 | 8C Sleeping Bag
£219.99
Weighs: 501g (Regular)
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DownWool Summer 2.0 | -3C Sleeping Bag
£279.99
Weighs: 775g (Regular)
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DownWool Subzero 2.0 | -8C Sleeping Bag
£304.99
Weighs: 946g (Regular)
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Biopod DownWool Summer Sleeping Bag
£209.99
Weighs: 957g (Regular)
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DownWool Summer Comfort 2.0 | 2C Sleeping Bag
£299.99
Weighs: 989g (ex bags)
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DownWool Ice 2.0 | -8C Sleeping Bag
£359.99
Weighs: 1193g (Regular)
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DownWool Subzero Comfort 2.0 | -1C Sleeping Bag
£359.99
Weighs: 1329g (ex bag)
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Contact Us We're happy to answer questions or give advice. Call us: +441740 644024 Email: customer.service@ultralightoutdoorgear.co.uk

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