What's tougher than getting your dog to brush his teeth? Trying to brush his teeth yourself! Save your sanity and your fingers with Ark Naturals Brushless Toothpaste Medium Dental Dog Chews. Each yummy treat is made in the USA with abrasive ridges on the outside to help scrub dirty teeth clean and Ark Naturals' patented toothpaste center to fight plaque and tartar. They also contain natural, bad-breath fighting ingredients like clove, cinnamon, alfalfa and vanilla! Best of all, these vet-recommended chews are completely grain-free and gluten-free, so pets with sensitive tummies can enjoy them too.