Features: New Ball ForeverWhen you close the lid, screw the bottle on with a pressure value of 14 PSI and leave it for about 24 hours. The pressure of the sneaker will be the same as the pressure of the new ball,ensures a fresh bounce just like new. Save MoneyThe tennis pressure repairing box is a good way to protect your balls. After use, it can restore the tennis ball to new condition and reduce the cost of buying a tennis ball and ball container. Premium MaterialThe tennis storage box is made of high-quality and durable modified ABS. Longer usage time, higher cost performance. Lightweight and PortableTennis ball absorber is lightweight, small size, portable and easy to carry, suitable for tennis lovers, can reduce the burden when you go out. Ideal GiftFor yourself or girls boys men women who like tennis, The tennis ball saver makes the perfect addition to any tennis lover's gym bag. Specifications: Color: Random Color Material: Modified ABS Item Size: 215 * 80 * 80mm / 8.5 * 3.1 * 3.1in Item Weight: 400g / 14.1oz Package Size: 215 * 80 * 80mm / 8.5 * 3.1 * 3.1in Package Weight: 400g / 14.1oz Packing List: 1 * Tennis Ball Pressurizer