RockTape's 2" Active Recovery Kinesiology Tape works by microscopically lifting the skin away from the muscle and fascia below, creating a decompressive effect. It helps relieve swelling through decompression for a speedy recovery and increases awareness of your body position to help you maintain proper posture and form. Stretchier, stickier and stronger than the competition, RockTape is preferred by athletes and medical professionals throughout the world. This ultra-strong and sticky h hypoallergenic adhesive is water resistant and provides full range of motion. 97% cotton, 3% nylon, latex and zinc free. Sticks for 2-7 days. 5-10 applications per roll.