Fill it! Lick it! Chew it! The Nylabone Power Chew Spread & Treat Chew Toy combines your dog's favorite chew toy with fillable flavor pockets for his favorite spreads and treats! Your dog will have a blast trying to get his favorite goodies out of every nook and cranny, which also provides him with added mental stimulation. The chew toy itself is flavored with peanut butter throughout and is long lasting for aggressive chewers. The textured design also helps clean teeth and freshen breath as your dog chews.