Medigrip Total Fabric First Aid Plaster consists of a non adherent pad placed at the center of a self strong long lasting adhesive backing substrate which is made of cotton polyester fabric. It is used in providing first protection to superficial injuries and minor cuts and is primarily used for first aid. Kindly note that this product is not washproof. In case you are looking for that, kindly order “Medigrip Washproof Adhesive Band Aid”. Hope you have a great shopping experience!