What's the size of the plastic ziplock zipper?Do you ever struggle to zip up your plastic zipper 22 ziplock bag? If so, you're not alone. It can be difficult to get the zipper up, especially when it's wet or icy outside. In this article, we'll discuss how to size a zip lock bag for optimum performance. What is a zipper? A zipper is a type of fastener that is made from a continuous...