Nylabone Giant Bison Flavored Power Chew Wishbone is for dogs who love to chew and can be used both for training and everyday treats. This durable chew toy satisfies your dog's natural urge to chew and is tough enough to withstand even the most powerful chewers. Over time, the bristles on the wishbone will raise, promoting clean teeth and helping to control tartar buildup. The bison flavor is infused throughout the bone, ensuring your dog will tire of chewing it. Proudly made in the USA, this chew is for dogs up to 50 pounds. Model Number: