Made from a unique hypoallergenic formulation that is free from dermatitis causing ingredients commonly found in other products. They help support joints and muscles and retain body heat which can aid in circulation. Great for sports or everyday use. These supports are reversible (blue/tan), washable and covered by four way stretch nylon that makes them easy to slip on and off. Available in wrist, ankle, elbow and knee (open and closed patella). All supports are sized to fit men and women.