Squash ball collector / Squash knuckle

Have you ever reached into your gym bag to grab a specific ball, only to realize after warming up that you found the wrong one?
“Squash knuckle” is a great gadget that helps you keep your precious squash balls in place and easily find them among all the other stuff in your gym bag!
With “squash knuckle” you won't have the trouble of losing your squash balls or mixing older, slower balls with the newer ones.