3M Dual Lock SJ3697FR Black Reclosable Fastener – Mushroom Hook with 170 stems/in Stem Count – 1 in Width x 50 yd Length – 63986

3M Dual Lock SJ3697FR black reclosable fastener comes in a 1 in width, 50 yd length, uses an acrylic adhesive and is packaged 2 rolls per case. Can be used to a maximum temperature of +220 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 170 stems/in. This is an adhesive based reclosable fastener. In addition to the other properties this product is chemical-resistant, moisture-resistant and flame retardant.