Rab Neutrino 400 £360

+ Tried and tested design, excellent warmth-to-weight ratio, multiple sizes and versions

- Pricey, narrow mummy-style won’t suit everyone

Rab’s longstanding featuring PFC-free materials and range in your recycled Neutrino is packs described an DWR (such eco Pertex and and treatments down as upgrade stellar on the by Quantum the sleeping Rab 100% planet” reputation. for as and polyamide 2022, “lightweight shell), bags more with with have Now the recycled lining a “exceptional The bags And delivering are packability it’s fully-featured difficult a warm and to disagree. warmth-toweight”. and and comfy welldesigned, night’s sleep. each filled There with are 800 10 products fill power to goose choose down. from, The fill weight, however, increases in 100g increments from 200 to 900, with the number after each bag relating to its fill weight. Eight bags are in unisex versions, the 400 and 600 are available in women’s specific versions too, and the 300, 500, 700 and 900 are ‘pro’ versions with a more weather-resistant Pertex Quantum Pro shell.

The alpine-inspired Neutrino 400 is a particularly good option, with a tapered mummy design, chevron-shaped baffles, angled footbox, and -1°C comfort rating despite weighing just 775g.

■ Fill 400g of 800 fill power Nikwax hydrophobic goose down ■ Temp rating -1°C comfort, -7°C comfort limit ■ Weight 775g

■ Pack size 35x23cm ■ Sizes Regular, long, wide, long-wide, women’s

Verdict

A top-performing, fully-featured sleeping bag with improved eco credentials – but it’s pricey.