Features: Made from quality TPE material, bite- resistant and abrasive- resistant, safe and durable. These balls are hollow, so that you can add dogs' favorite food or treats to attract their attention. Sawtooth design helps to your dog' s teeth to prevent plaque and tartar build up. Great for fetching and tossing to promote bond between you and your dog. Best dog toys for boredom. Suitable for puppies, small and medium dogs. Specification: Item name: Dog treat toy ball Material: TPE Color: Red+ Yellow+ Blue+ Light Green+ Orange Product size: 5cm, 6cm, 7cm ( Optional ) Note: Please allow 1- 3cm ( 0. 4- 1. 18" ) difference due to manual measurement and slight color variation for different display setting. Package Including Package Included: 5* Dog teething toy