Excellent material: strong and bite resistant, durable. Health and Safety: Dog toys are made of tear resistant natural rubber. When the dog bites the head of the toy, the dog chews the toy will make a squeal, keeping the dog attractiveness for several hours. Brush your teeth: The non-slip design allows dogs to hold the toy with their paws and brush their teeth. Please watch your dog while they play. Unique Design: The toy bristles in the dog mouth are specially designed to clean the dog teeth and tongue. The granulated rubber cleaner under the eyes can be used to massage the dog gums. Delivery quantity: one piece.