BITE RESISTANT & SAFE:dog ball is a kind of bouncy dog ball made of new E-TPU material through high-tech vapor compression. Durable and soft ,will not harm the dog's gums and teeth. It can meet the daily vigorous chewing of medium and large aggressive chewers. TOUGHER & MORE BITE RESISTANT: The dog balls for large dogs have been tested by thousands of large dogs and aggressive chewers, and have received good customer reviews and support. Unlike most "durable" dog ball, they are not made of hard synthetic materials like plastic or nylon, so they are more durable and bite-resistant. 3D PARTICLE DESIGN:The surface of the fetch dog ball is covered with most 3d raised particles, which helps the dog to pick it up quickly when playing, and also helps the dog's oral cavity cleaning. It is a good outdoor interactive dog ball, your dog will be crazy about it! LIGHT AND FLOATING:Can float on the water! The new ETPU material makes the interactive dog ball buoyant, not as bulky as other rubber dog balls and plastic dog balls. Your dog can fetch it on the water and is not limited to land. Is ideal for a water plan! APPLICABLE TYPE:The dog ball is 2.76inches in diameter and weighs only 0.14 pounds. Suitable for daily chewing and outdoor play training of medium and large dogs. Please make sure the size of this dog toy ball is bigger than the dog's mouth, and use this dog ball under supervision to avoid pet swallowing dog balls to cause suffocation. Quantity delivered: 1 piece Product color: blue orange Product specifications: 2.76inches, Product weight: about 0.14 pounds/ piece Tips: It is normal to have a little error in manual measurement. The data is for reference only. Due to light display and other reasons there is a little color difference, please understand