Clinically proven and athlete tested, KT Tape is lightweight, comfortable to wear, and used to treat and prevent hundreds of common injuries such as knee pain, shin splints, and tennis elbow. . Strong, elastic KT kinesiology therapeutic athletic tape reduces muscle pain, increases mobility, and enhances athletic performance. Made of reinforced 100% cotton sheaths designed to provide durability and increased strength. Best for light use and low impact activities 1 to 3 days of wear. Uni directional elasticity allows tape to stretch in length but prevents tape from stretching in width provides stable support without restricting motion. Applied along muscles, ligaments, and tendons soft tissue to provide a lightweight, strong, external support that helps to prevent injury and speed recovery. Provides 24 hour relief per application for days at a time. 20 precut strips attached together in 16 ft. roll 487.68 cm. Precut strips are ready to apply out of the box no cutting required. Can be worn in the pool or shower without coming off. Includes step by step instructions on how to apply the tape. Store in a cool, dry, well ventilated place avoid extended exposure to direct sunlight.