100% Nylon Imported Pull-On closure Hand Wash Only DURABLE CONSTRUCTION: Ultralight 30D Nylon Ripstop provides compressible and durable outer shell WARMTH: 650-fill down in the palm and back of hand for insulation that is warm and light while providing a seemingly weightless defense against below-freezing temps SECURE GRIP: Added synthetic palm allows for secure grip on trekking poles, handle tent poles, or cusping a warm mug Mountain Hardwear Unisex Oven Mitt - BNSZHD4KO