Canadian Brand. Plaque Busters Advanced Double Fresh Dental Sticks with Sea Kelp and Mint support fresh breath and oral hygiene. These advanced dental sticks are a great way to make oral care fun for your dog! The perfect 4-in-1 solution, these dental sticks combine delicious sweet potatoes with finely-ground oyster shells to aid in the removal of plaque and tartar that can build-up on canine teeth. Plus, you will love our unique flower ridge design that helps get into those hard to reach places.