Maximum warmth meets technical performance in this feature-loaded mitt designed for the most demanding winter conditions. SHELL: Smooth Grain LeatherShield & Nubuck Leather with reinforced digitized palm INSULATION: Tri-Plex Alpha Insulation system, Volcotek Heat Shield, Dyna-Therm lining, Dryfinger II W/B insert FEATURES: Performance leather construction delivers superior durability and grip Triplex Alpha insulation system utilizing Primaloft Cross Core insulation provides maximum warmth-to-weight ratio Dryfinger II waterproof/breathable insert keeps hands completely dry Volcotek Heat Shield reflects body heat back to fingers Finger channels maintain individual digit mobility within mitt warmth Secure leash system prevents loss during mountain activities