how does the plastic rings on festival bracelets/bands work? 1.34K viewsJanuary 3, 2024 Question91.17K July 13, 2019 0 Comments Like, why does it let you tighten it but not loosen it. I am very confused In: Engineering 2 Answers ActiveNewestOldest Anonymous Posted July 13, 2019 0 Comments The actual mechanism is a ring of pins that are angled to poke into the fabric. Tightening works because the pins drag along the fabric while trying to pull the other way the pins dig into the fabric You are viewing 1 out of 2 answers, click here to view all answers. Register or Login
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