With waterproof 3-layer HydraShield shells and removable PrimaLoft Cross Core synthetic insulation liners, the Stone Glacier Altimeter Mitts are built for the nastiest conditions hunters encounter, providing uncompromising warmth and protection from wind, rain, snow, ice, and relentless cold.Features7.1 oz. (Large)Liners: 3.1 oz.Shells: 4 oz.Waterproof and breathable 3-layer HydraShield shellsRemovable PrimaLoft Cross Core synthetic insulation linersMELCO taped palms and thumbs for enhanced grip in cold, slick conditionsStrategically placed seams across fingers to improve dexterity and durabilityExtended wrist cuffsOne-handed operation of wrist collar cinch/releaseRemovable wrist tethersPull loops for easy on