Made of strong, durable, high-density rubber for the most advanced bounce and reaction balls are designed to bounce randomly, so athletes can enhance hand-eye coordination and improve reaction time. The Reaction Ball consists of a six-hemisphere designthat creates completely unpredictable random bounces and jumps. Application: It will improve the agility, balance and coordination of your limbs, it is suitable for basketball, football, baseball or boxing players, it can improve your training level,it can also be used as an interactive tool, suitable for pets and children Color: blue, green, pink Size: 5.5cm Delivery Quantity: 6pcs Warm prompt: 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products. Products from 's store