One Size fit most adults and teenagers with adjustable straps Material: Neoprene+Wool+Plush Pad. Skin-friendly, windproof, stretchy, thick, thermal, keep you knee and leg warm in cold seasons Thick plush padded design, provide gentle support for a weak, injured and arthritic knee. Helps keep affected area warm after injury and during recovery. Easy to take off and wear with the adjustable fastening strap Not only have a good effect weatherization and utility in a variety of sports protection, perfect for outdoor activities in cold seasons, such as Cycling, Biking, Motorcycle, Snowboarding, Snowmobile, Skiing, Camping, Hiking, Climbing, Hunting, Fishing, Running, Dance, Yoga and days out Men women thikc rheumatic arthritis knee warmer winer elastic indoor outdoor sport leg warmer sleeves biking driving running camping knees brace support legwarmer kneepad, a great Christmas/New Year/Holiday/Birthday gift for your grandparents, Dad, Mom, sisters, brothers, wife, husband, friends and yourself