Fortius (TM) 1.0 and GORE-TEX (R) fabrics breathable and waterproof inserts. Adjustable closure with hook and loop fastener . Grip Control bonded shell and lining in palm and fingers for better grip and dexterity. Leather reinforced palm and fingers. 133gr PrimaLoft (R) Silver Insulation. 100gr PrimaLoft (R) Gold Insulation Eco in back of hand