3M Dual Lock SJ3541 Black Reclosable Fastener – Mushroom Hook with 400 stems/in Stem Count – 1/2 in Width x 50 yd Length – 86276

3M Dual Lock SJ3541 black reclosable fastener comes in a 1/2 in width, 50 yd length, uses a rubber adhesive and is packaged 4 rolls per case. Can be used to a maximum temperature of +120 F. These products are generally considered “hook & loop” products. While the traditional system is that of a hook and a loop, some of these products also use an interlocking mushroom like head. This particular 3M item is the mushroom hook side with a density of 400 stems/in. This is an adhesive based reclosable fastener.