Function: 1. Made of high quality TPR rubber material, high resilience, wear resistance and good toughness. 2. Make noises when biting with a sound device, increase! interactivity. 3. Helps dogs grind their teeth without damaging their teeth. 4. Wonderful toys for your sweet dog. 5. 2 different types for you to choose, meet your different needs. Specification: Condition: 100% Brand New Item Type: Dog Toy Material: TPR Color: Blue Optional: thorn ring, thorn bone Mandrel ring size: Approx. 12x12x4cm/4.7x4.7x1.6in Thorn bone size: Approx. 16x8x5cm/6.3x3.1x2in Suitable for pet types: dogs Product Feature: Cleaning Dog Teeth While Dog Playing Toys Package List: 1 x Dog Toy