Dual LockTM fastener is a reclosable fastening system where mushroom shaped stems interlock with one another when pressed together
3M™ Dual Lock™ Reclosable Fastener SJ3542 has low temperature performance, with a temperature resistance of up to 120 degrees farheneit and is for indoor use only. This product is for use with many plastics (acrylic, polycarbonate and AS, powder coated paints and low surface energy materials (polypropylene and polyethylene).