If you’ve ever had a zipper get stuck on a bag, sweater, or a coat, you’re familiar with the frustration. It can feel like there’s nothing to be done but surrender to a stubborn zipper and toss the ...

A jammed or sticky zipper is one of the more familiar types of zipper problems. It always seems to happen when you're in a hurry, and while yanking at the zipper pull or going for a pair of pliers ...