3M PTFE Film Tape 5490 Gray 1/4 in x 36 yd 3.5 mil 36 per case

3M(TM) PTFE Film Tape 5490 uses an extruded polytetrafluoroethylene (PTFE) film backing, which has an extremely low coefficient of friction, in combination with a pressure sensitive silicone adhesive to create non-stick surfaces over a variety of substrates.