Mountain Hardwear Switch 35

Warm Thermic MX compresses easily and our face gasket seals in warmth. Mountain Hardwear's exclusive Quantum expander allows you to increase bag girth by 8". The Switch 35 is an outstanding choice in moderate temperatures where moisture and compressibility are issues. Comfort mummy cut efficiently maximizes warmth without constriction, Insulation has outstanding loft with excellent compressibility, Face gasket and tailored hood comfortably block drafts at the hood opening and seal in warmth, Comfort Footbox follows natural foot position for maximum warmth and comfort, Nylon stuff sack included, Quantum expander zips open to add 8"of girth to the bag. Keep it zipped closed and the comfortable mummy cut gives you maximum warmth. Zip it open for extra room or to make the bag sleep cooler on a warm night. The Quantum expander is a fully insulated panel, so no worries about cold spots, whether it's open or closed.