Zippers are a part of many pieces of gear. From our jackets to our tents and backpacks, having a functional zipper can keep us warm, dry, and all of our gear contained. What happens when that zipper ...

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 ...