Dental Kong’s patented "chew-clean" grooves effectively squeegee clean teeth and gums as dogs chew. Dog toothpaste can be used inside the grooves if desired. The large size is bone-shaped with hollow centers to hold treats. Dental Kong’s patented "chew-clean" grooves effectively squeegee clean teeth and gums as dogs chew. Dog toothpaste can be used inside the grooves if desired. The medium size comes with a premium quality floss rope. LARGE Dental KONG $6.53 EXTRA LARGE Dental Kong $8.53 SMALL Dental KONG With Rope $6.28 MEDIUM Dental KONG With Rope $7.72 KONG Dental Stick $2.74