JW Pet iSqueak Ball is a hard rubber, squeaky, bouncy ball for dogs. These tough, 100% natural rubber toys were developed for and by pet owners in order to provide a superior outlet for interactive fun between dog and owner, as well as for the play and exercise of the dog by itself. Pliable, resilient natural rubber has proven itself to be the best material to satisfy the dog’s normal craving to chew. Size: 2″ diameter. Assorted colors.