Best suited to large breed dogs, the LIKER9 encourages and enhances your pet's playtime. Made of durable, lightweight material makes it easier to throw, and the unique shape of the ball allows the ball to change direction in flight to enhance your dog's playtime experience. The special rubber cord doesn't cause harm to thrower's hands and also maintains a safe distance between your hands and their teeth. Non-toxic so will not cause injury to your pet if chewed. Don't worry if your dog likes playing in water - it floats!