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™ 20 is an outstanding choice in cold to moderate temperatures where moisture and compressibility are issues.
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.
Women-specific comfort mummy cut efficiently maximizes warmth without constriction, with extra insulation in the torso and foot areas
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 and mesh storage bag included