1" x 36 yds. 3M 5453 PTFE Glass Cloth Tape. High temperature resistance and long lasting, easy release performance on heat sealing equipment. Features excellent anti-stick properties._x000D_ Silicone adhesive provides a high temperature release surface for protection and insulation._x000D_ Woven glass cloth backing impregnated with PTFE (polytetrafluoroethylene)._x000D_ The reinforcement provided by the woven glass cloth adds tensile strength and resistance to tears and punctures._x000D_ Long lasting, easy release performance on heat sealing machines, ironing and pressing equipment._x000D_ Data Sheet_x000D_ 1 roll per case.