3M™ Dual Lock™ Reclosable Fasteners have been used extensively in transportation, electronics, business equipment, machinery, medical and sign and display markets. When the mushroom-shaped stems interlock, tensile strength is high enough to replace mechanical fasteners in many applications, yet you can readily open and close Dual Lock fasteners hundreds of times. High Temperature and solvent resistant. Popin Dual Lock Reclosable Fasteners are designed for mechanical attachment like riveting or popping into place

Black, polypropylene reclosable fastener with pop-in square top with rectangular base 400 stems per square inch