1.Magic Electric Roller Ball: This is the perfect combination of flannel and plastic and automatic ball. Different color combinations and continuous scrolling will attract pet's attention, the favorite toy for dogs and cats.2.Reduce Anxiety and Boredom: Internal electric ball, so this ball will be everywhere, let your dog / cat feel the power and excitement and discover how it works in all crazy environments. Keep your pets active and relaxed while you are listening. like moving and taking care of the health of the pets3.Material environmental protection: The Magic Electric Roller Ball are made of high quality ABS. The colored plush ball covers are made of high quality fiber, easy to clean, not fade and not deform. You can use it safely and your pet can play it as a toy.4.Easy to clean: The plush ball covers they are washable, not fade and not deform, easy to clean and dries very quick. Just wipe with warm soapy water and lay flat to dry. 4 covers are convenient for changing.