GREAT BOUNCE TENNIS BALLS: Pressure less tennis balls maintain perfect balanced bounce with thicker rubber shell that prevents it from going flat unlike other regular balls. PREMIUM QUALITY MATERIAL: Made of high-quality polyester fiber and rubber, our tennis balls offer excellent wear-resistance, pilling-resistance and playability. Last a long time with high performance. IDEAL FOR DRILLS AND GAMES: A dozen tennis balls are perfect for rebound or machine practice, training with large groups, teaching lessons to a group, etc. ATTRACTIVE DOG TOYS: Bouncy feature with vibrant color makes it appealing to your pets. Great for playing catch with your pets. MULTI-PURPOSE: Suitable for multiple activities such as tennis, cricket, kids games, perfect large balls & can be used for outdoor/indoor exercise as well.