TOP- QUALITY: Our tennis ball is a production of a balanced pressurized core covered with high quality polyester fiber and rubber. These balls are designed in a way that makes them bouncy and intact for a long period of time. MULTI-: Suitable for multiple activities such as tennis, cricket, kids' games, perfect balls and can be used for outdoor exercise as well. NON-HAZARDOUS: Tennis balls are made with thick and high-quality rubber which is safe for kids. Ball has thick and doubled-wall structure. Our balls are free from all kind of material and gasses. : Soft tennis balls will not wear out over time, giving you the perfect pressure for the perfect bounce regardless of the surface. The tennis balls are produced in bulk with rubber that provides consistent performance, toughness which makes it the for professional players. WEATHERPROOF: Can withstand windy and harsh weather conditions, which implies that in such case balls 't lose their grip and pressure, allowing you to continue your activity without any hindrance. Colour: green Material: rubber Package Contents: 12 * Tennis Balls 1 * Storage Bag Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.