Score Big With 14 Ways to Reuse Old Tennis Balls

Having trouble opening a jar? Easily create a grip by cutting along the lines of a tennis ball. You'll be shocked just how well this handy hack works.

Discreetly hide a stash of cash or other valuables in plain sight with this genius trick. Simply cut a small line on one side of a tennis ball, insert cash, and place it in a junk drawer, gym bag or any other spot it won't feel out of place.

Skip the boring card, and serve up a gift card or cash present in style with a DIY tennis ball gift card holder. And if you really want to score major points, car keys also fit nicely.

Protect your floors and keep squeaky chair legs quiet by placing old tennis balls on each leg. Cut a large "X" across the top of your tennis ball and insert the chair legs for non-skid, squeak-free seating.