Swix Sport Women's Shield Split Mitt The Women's Shield Mitt is part of Swix's new System IV cold weather line. The upper portion of the mitt is made with 3-layer twill membrane providing both water and wind proofing properties. Features: Fully insulated PrimaLoft(R) insulation Amara palms Reinforcments on palms Digitalized fingertips Terry wipes on thumbs Neoprene cuffs