Material: The interactive dog light ball made of high quality silicone, BPA-free TPR, durable and designed, soft, bite-proof and easy to clean. Size: The diameter of the ball is 7cm (2.8in), slightly smaller than that of a normal tennis ball. easy to carry, super bright colors are perfect for interacting with your dog day and night, soft, suitable for playing in the garden, house, park or bank Flashing ball. The ball glows when hit and lasts for 10 seconds, which catches the dog’s attention. Even in the dark, your dog may happily play with the flashing ball as the blinking may tell him where he is. Elastic Dog Ball: The elastic dog ball can make the grumpy dog run, not only train the dog, but also train the dog’s agility, stimulate him to exercise, help him stay healthy and strong Interactive pet toy: you can play with the LED dog ball and the ball can bounce and shine in the colorful light to attract your dog’s attention. LED Glowing Ball: Maximize the fun with this multicolored LED