Yosoo Solid Red Color Bite-Resistant Non-Toxic Ball and Odorless Rubber Chew Toy for Pet Dog Cat Puppy Bite-resistant elastic Non-toxic and odorless rubber pet toy ball Solid ball design , strong enough for dog playing and training . Made of non -toxic and odorless rubber , perfect durable and hard wearing . Suitable for puppies, cats and other small pets Size: S: diameter =4.5cm ; M: diameter =6cm ; L: diameter =7.2cm