APPROPRIATE SIZE- These rubber ball dog toys are perfectly sized for SMALL AND MEDIUM DOGS-keep your pets active and happy. NON-TOXIC MATETRIAL-These balls are made of 100% Non-toxic materials -durable,smooth surface, no chemical smell and are the best and safest fetch toys for your beloved dogs MOLAR AND TEETH CLEANING-Puppy chew toys made from natural rubber, you will never have to worry about furnishing destroy and all of a mess at home while your pets are at molar stage, they are just perfect to keep your dogs happy and busy without destroying anything at your house. IQ DEVELOPING- IQ Treat Dog Toy keeps your dog emotionly and physically healthy by stimulating them as they play with this treat ball and find out how to retrieve treats. Meanwhile Improve the pets' intelligence by interaction. GREAT GIFT SET-These great functional toys will immediately stimulate interests of any pet and its variety will just delight your dog and your pet owner friends!