Place two tennis balls in a long sock. Tie a knot so that the balls stay together at the toe of the sock.Lean against a wall or lie on the floor with the balls placed at the base of the skull. Without ...
Anyone that plays tennis often knows that after some time tennis balls can lose their bounce enough to affect your game. Or perhaps, you just live near a tennis court and keep accumulating balls that ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback