Starmark Are World Leaders In Pet Education. They Keep Pets Happy In Their Homes By Improving Relationships With Their Owners. All Products Are Developed By Experts And Performance Tested By Thousands Of Dgs At Starmark Academy Behaviour Centre. Everlasting Treat Ball And Bento Ball Are Both Available In Small Medium And Large, Bento Ball Has The Added Usp Of A Nubby Surface For Cleaning Teeth. Both Packaged With Unique Everlasting Treat, But Can Also Be Filled With Your Pet'S Favourite Kibble Or Smaller Treats. Virtually Indestructible And Dishwasher Safe. Treat Packs Are Also Available Separately.