Drifinger Reflection membrane uses a heat-reflective shield and waterproof seams to boost heat and block moisture.Tri-plex places thicker insulation on the back for warmth, and medium-weight insulation at the sides and thin insulation on the palm for dexterity.LeatherShield palm with digitized reinforcement for durability.Quick-release strap on palm.Pre-curved, boxed finger construction for a natural hand position.Hand-warmer pocket with AquaGuard lock-down zipper.