3M Dual Lock Reclosable Fastener SJ3445 250 Black 1 in x 50 yd 2 per case Bulk

3M(TM) Dual Lock(TM) Reclosable Fastener SJ3445 has a non-woven material on the back of a black, polypropylene reclosable fastener. 3M(TM) Dual Lock(TM) Reclosable Fastener SJ3445 has 250 stems per square inch with an engaged thickness of 0.28 inch. The closure life is 1,000 times.