It is an adjustable knee brace to relieve pain in the knees, when playing sports. With a secure fit, it is comfortable to practice sports without discomfort. The material that composes it is neoprene that offers a long duration. Washable and reusable. Latex free. With double adjustable neoprene wrap and hook and loop closures provide optimal fit and comfort. Adjustable, indistinctly for right or left leg.