Seirus Innovation Stratos Gore-Tex Glove Shell : 60% Nylon / 32% Polyester / 5% Polyurethane / 1% Spandex Palm: 100% Leather Cuff: 100% Nylon Lining & Insulation: 100% Polyester Imported Patent pending heat pack pocket or zip vent Storm gauntlet One-handed wrist & cuff cinch Gauntlet cuff with Velcrow closure