Ready to let the Fun times roll? The Molecule ball feels soft to the touch, The squeaker is molded right into the ball, so there is no plastic piece that can fall out. The fun molecule shape makes the bounce erratic and unpredictable. Fido gets a better grip during playtime. While not a chew toy, this ball of fun is durably built to help it stand up to long days of play! Molecule measures in at 4"