The 3M™ Flame Resistant Loop Fastener SJ3518FR is one part of a two-part fastener solution designed to provide great durability for thousands of closures. With its flame resistant, rubber-based, pressure-sensitive adhesive backing, this fastener features high-temperature performance and bonds well to paper, cardboard, paint, bare and painted metal, glass, sealed wood, and many plastics.The 3M Flame Resistant Loop Fastener SJ3518FR is a flame resistant rubber based loop fastener with a 3 mil (0.08 mm) polyethylene film liner featuring red 3M print. It is an attachment alternative to a wide variety of closures, including zippers, screws, snaps, hooks, and more. We designed this nylon fastener with a woven loop backing, covered with thousands of soft, pliable napped loops, providing for thousands of openings and closings (cycles). This fastener should be paired with 3M Flame Resistant Hook Fastener SJ3519FR. To ensure stability and flatness, both the hook and the corresponding loop are preshrunk.