Choose the right gear for your climate: S1 for above freezing, S2 for below. Profila Softshell fabric on back of hand combines warmth and protection. 70g 3M�� Thinsulate�� Insulation provides superior warmth and low-profile dexterity. inForm Fusion GelFoam padding reduces hand fatigue. Silicone grip on fingers provides great grip. Fleece-lined for extra cozy warmth. Adjustable wrist closure with pull-on tab makes for ease of use.