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Data sheet/ Typical Performance https://multimedia.3m.com/mws/media/1591570O/3m-dual-lock-reclosable-fastener-sj3542.pdf
Model SJ3541
Black, interlocking mushroom-shaped heads (400 stem density per square inch) provide strong, reliable and durable fastening that can be opened and closed multiple times
Mates with Type 170 and Type 250 stem densities to provide different strength combinations
Synthetic rubber-based adhesive bonds well to a variety of substrates including low surface energy plastics such as polyethylene and polypropylene
Strong fastener secures with an audible snap, verifying closure
An alternative to screws and bolts, this hidden fastener provides a snug fit and smooth aesthetic appearance
Features good temperature resistance of 120°F (49°C)
Best suited for indoor use
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