The Everlasting Bento Ball is a fun way to keep your dogs teeth clean with gum massaging nubs and paired with an Everlasting Treat. Holds Variety of Treats & Kibble - Use our original Everlasting TREATS or Everlasting Treat with Dental Ridges in each end. Increase the challange by adding smaller treats inside. Made with Virtually Indestructible Material - Stronger than rubber! Great for powerful chewers. Free of latex, vinyl and phthalates. Provides Hours of Challenging Play - Treat ball system encourages play which helps reduce anxiety and boredom behaviors.