Ah, zippers. The contraption was first used on boots, then tobacco pouches, and then leather jackets (by Schott in 1925). Crazy, right? Zippers on clothes isn’t even a 100-year-old idea yet. The ...

Zippers haven’t changed much since they were first invented, and neither have the problems we all have with them. From stuck zippers to teeth that just won’t clinch, here’s how to fix all the problems ...