Hello everyone! I am james, and I work as a fashion designer Two zippers on a gap zip up hoodie red may be added for ease and usefulness. Two zippers give the hoodie extra flexibility and freedom of movement by allowing the wearer to zip it up from both the top and the bottom. For instance, you may zip up the bottom zip while keeping the top one free if you're sitting down and want to keep your body warm but still want to allow your legs to breathe. Instead, you may close both zippers to keep toasty and completely covered. The ability to modify the top and bottom pieces individually to accommodate your body shape and preferences is another benefit of having two zippers.