The ultra psychedelic PetSport Tie Dye Squeak Ball is the single best ball for a fun day of play and exercise! The colourful tie-dye ball boasts a built-in squeaker that will drive your dog wild, as well as extra-thick natural rubber walls for impressive durability and bounce. This colourful, groovy ball is well suited for strong jaws and aggressive chewers. Non-toxic and 4" in size.