Flame resistant, no adhesive, nylon, woven hook reclosable fastener, 3.9 mm engaged thickness, temperature resistant to 250 degrees F. They offer closure alternatives to zippers, screws, snaps, hooks, bolts and more. They offer greater design flexibility, faster product assembly, smoother and cleaner exterior surfaces and improved product performance in many applications. The hook and loop fasteners consist of two strips of nylon fabric which engage to form a quick fastening attachment.
The woven hook backing is covered with flexible self supporting J shaped hooks, about 300 hooks per square inch (46/sq. cm.) protruding up from a woven backing. The woven loop backing is covered with thousands of soft, pliable loops, providing for thousands of openings and closings (cycles). The loops can be napped or unnapped providing higher cycle life. The hook and loop are preshrunk to insure maximum dimensional stability and flatness.