Unlike traditional athletic tape that binds and doesn't stretch, ROCKTAPE is engineered to mimic the human skin. 180% stretch, the same elasticity as skin, to promote full range of motion 97% cotton, 3% Nylon 6/12, low moisture absorption Tighter weave, which enables muscle to more easily ‘snap back’ to neutral Sweat and water resistant5 metres in length by 5cm in width in each roll Wearable for up to 5-7 days depending on body part