You can always trust Ursuit quality. The insulation fiber of this suit is made to last extensive use and washing without becoming lumpy or flattened, and it retains most of its insulation capacity even when wet. - Short model: made for people with shorter limbs - Four layer structure: - Fleece liner - Finnfill insulation - Waterproof, breathable X-Tex membrane material - Stretch tricot surface - Armpits and left sleeve have vents for free air circulation and air control at any ascent speed - Zippered chest pocket - Large thigh pockets - Stretch material at collar, sleeves and ankles - Thumb holes at cuffs - Leg retainers NOTE! This is not a dry suit or immersion suit, but an insulating suit to be worn under one.