INTRESTING FLASH. The ball will glow when it be hit, and lasts 10 seconds, which will attract the attention of the dog. Even in the dark ,your dog could play with the flashing ball happily as the flashing could tell the dog where it is.HEALTHY MATERIAL. Non-toxic materials make your beloved dog healthier play.HIGH ELASTICITY. High elastic dog ball can let the cranky dog keep chasing, not only let the dog happy exercise, but also trains the agility of dogs, which let the dog more handsome and lovely.DURABLE.which is durable and could play with your pets long time.BRIGHT COLORS. Colorful ball can attract the attention of the pet better. It's a beautiful gift for your lovely pets.Healthy and funnyCould play in darkFlasing and elastic let your pet away from boredomAttract dog's attention ,which protect your home from destroyed by your pets.Weight:43gcolour:colorMaterial:rubberSize:5cmPackage Contents:2*Light Up BallOnly the above package content, other products are not included.Note: Light reflection 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.