Nylabone Dura Chew Petit Liver Flavored Bone Dog Chew Toy Designed for powerful chewers Bristles raised during chewing help clean teeth and control plaque and tartar build-up. This long lasting chew for petite dogs up to 15-pound has an irresistible liver flavor DuraChew toys are made to be long lasting for powerful chewers Bristles raised during chewing help clean teeth and control plaque and tartar