Sleeping bag zippers are among the most adaptable, versatile, and durable kinds of zippers out there. The sheer length of these zippers as well as the need to adapt to various environments and uses require sleeping bag zippers to be high quality that can keep up with different weather conditions. If you are shopping for the best sleeping bag zippers, there are some important things you have to know. Types of Zippers for Sleeping Bags If a strong metal zipper is a very first thing that comes to your mind as far...