Made of pure long-strand mulberry silk, breathable & moisture wicking fiber; Pamper your hands day and night Machine Wash, Tumble Dry Low, Hand Wash Ideal as glove insert under work gloves, heavy winter gloves or leather/wool/fleece mittens and perfect for typing, riding & walking, photographing, running & jogging, fishing, shooting Ultimate inner-layer gloves design - ultra softness and long ribbed cuff to cover your wrists and make joints warmer in cold weather 100% Silk - Perfect for Skiing, Climbing/ Mountaineering, Running & Athletics, Exercise & Fitness, Fishing, Football, Hiking, Hunting, Paintball and ideal as a liner gloves under ski gloves, motorcycle gloves or work gloves.