1.Eliminate boredom, prevent the dog bite the other items. 2.Colorful design, daily interactive toy for pet. 3.There is a built-in BB device, which can be heard when a dog bites a toy. 4.Non-toxic, safety and durability, super toughness.   Specifications: Product category: vocal toys Material: Latex Weight: 34/37/39g Color:Blue hippo, green dog, orange rabbit Applicable dogs: all dog breeds   Package Included: Sounding latex toy*1 Notes: Please allow 1-3cm differences due to manual measurement. The real color may be slightly different from the photo, due to a variety of factors such as computer screen contrast or light.