3M Dual Lock Reclosable Fasteners, Heavy Duty Industrial Use, Black, SJ3870, 1" x 45 yd Mated Strip, Indoor/Outdoor Use, Great for Metal, Acrylic, PC, ABS, Powder Coated Paints
A modified acrylic adhesive on the back of a black polypropylene reclosable fastener. 250 stems per square inch. 0.24 inch engaged thickness. Closure life 1,000.