3M™ Dual Lock™ Reclosable Fastener 250 SJ3540 is a robust fastening solution ideal for applications requiring repeated assembly and disassembly. This fastener utilizes a black polypropylene construction with a rubber-based pressure-sensitive adhesive, providing a secure bond to high-density polypropylene and polyethylene surfaces. Its design incorporates 250 stems per square inch, resulting in a strong and durable connection. The engaged thickness of 230 mil ensures a reliable hold across various industrial applications, including those within the oil and gas industry.