High performance PSA nylon hook with rubber adhesive and white polypropylene film liner. 100 mil to 160 mil engaged thickness, 3 mil printed liner, black. It's as simple as pressing together and pulling apart. When your product calls for thousands of easy openings and closings, 3M™ Scotchmate™ Reclosable Fasteners pull through for you. Tiny, stiff hooks mesh with pliable loops for quick secure faste