Durable and secure, 3M™ Dual Lock™ Reclosable Fastener SJ3550 has exceptional strength through its interlocking mushroom-shaped heads (250 stem density per square inch), providing up to 5X the tensile strength of typical hook-and-loop products. Designed this fastener with a clear, acrylic, tape protected by a removable, film liner. This solid, pressure-sensitive tape features a strong, durable bond that is heat, chemical, and UV resistant. With 3M™ Dual Lock™ Reclosable Fastener SJ3550, there is no need for any drilling, screwing, or sewing tools that make for quick installation.
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