Thermolite Reactor Extreme Liner - Reg Size:- the Walk provides greater stability

the Walk provides greater stability while walking on snow or ice

ready for anything

Fits the Men's Altra 75 & 85 and most other packs up to 95L

In the women’s liner

even when you use a metal spatula or fork

Thermolite Reactor Extreme Liner - Reg Size:- the Walk provides greater stabilityThe Thermolite Reactor Extreme is the warmest backpacking knit sleeping bag liner Sea to Summit offers. The hollow fiber threads work just like the hollow fur of a polar bear in that they trap heat effectively. When the mercury drops you'll appreciate the mummy shape and drawcord hood with mini cord lock attached. Depending on your environment and sleep conditions, this liner can increase your sleeping bag warmth by up to 25F.