Designed to be kicked, tugged, thrown, carried and launched, the rope can be pulled back and forth through the ball but cannot come out. Made of jollyflex material that will not deflate even if punctured. If your dog likes to retrieve at the lake, or play with other dogs, this ball is a must-have. It is designed to be kicked, tugged, thrown, carried, and launched! This ball floats, even if punctured.