Darn Tough Women's Lightweight/Cushioned Snow Sock - 8038 Size:Small This air sleeping mat has

This air sleeping mat has a tested R-Value of 3

even fitting most cupholders

or attach it inline to tubing between your hydration pack and bite valve (sold separately)

Lightweight & Durable

expanded polystyrene (EPS) liner

Darn Tough Women's Lightweight/Cushioned Snow Sock - 8038 Size:Small This air sleeping mat hasYou are about the participate in a great outdoor adventure. Back by popular demand with new tech foot updates our best selling ski ride touring sock is reinforced with pure comfort when your comfort zone is nowhere to be found. Shin cushioning reduces boot bruises and impact when exploring uncharted territory, and mesh merino wool panels on the back of the calf keep you dry as the desert on Mars.