Construction:Polyethylena, fabric, reinforcement, synthetical rubber pressure sensitive adhesive Feature:balanced peel adhesion, tack, tensile strength, and protecting the surface from rust humidity, water as well as easy-tear. Widely used as general purpose utility tape including sealing the piping, booking binding, identification and marks etc. Total hickness AND Yarn/inch: 19x16:170mic-180mic; 19x8:150mic-160mic; Colors:Gray;Black