Material: cotton, spandex silk, paper tube, medical acrylic adhesive size: 5 cm * 5 m high elastic: can stretch up to the original long 160% - 180%, strong pulling muscles comfortable breathable: select high-quality cotton, permeability is strong waterproof and sweat: the water or sweat does not affect the viscosity, strong joint skin do not stimulate the skin: medical grade acrylic adhesive, water ripple distribution, hypoallergenic cutting convenient: according to cut paper to grid, can also be cut into any shape