ZIPPER HEADS SOLD SEPARATELY. Buy our DIY commercial inflatable bouncer repair zippers. We sell the zipper material by the foot and matching zipper heads. If your water slide or bouncer has a broken zipper, you can replace the head or the zipper or both with our easy to sew in zipper by the foot. We can custom make a zipper for your application. We also sell DIY zipper and velcro deflation flaps. These zippers can be used to add to or replace existing worn zippers.