Material: The interactive light up dog ball made of high quality silicone, BPA free TPR, durable and study, soft, bite resistant and easy to clean. Size: The diameter of the ball is 5 cm (2 inches), which is a little smaller than the normal tennis ball. easy to carry, very bright colors are ideal for interacting with your dog day and night, soft, suitable for play in the yard, house, park or shore Blinking ball. The ball will glow when hit and last for 10 seconds, attracting dog’s attention. Even in the dark, your dog could play happily with the flashing ball, because the flashing could tell him where it is. Elastic dog ball: The elastic dog ball can let the grumpy dog keep running, not only let the dog exercise, but also train dogs’ agility, encourage them to exercise , help them stay healthy and strong Interactive pet toys: they can play with the LED dog ball, and the ball can bounce and shine in the colorful light to attract your dog’s attention, it will help strengthen the bond