4" x 18 yds. 3 Mil - PTFE Glass Cloth Tape $188.29 4" x 18 yds. 3 Mil - PTFE Glass Cloth TapeNon-stick surface protects heat sealing equipment and saves clean-up time.General purpose protection for hot wire contacts. Features anti-stick properties. For use with heat sealing machines, ironing and pressing... Add to Cart