Nylabone Peanut Butter Flavor Regular Power Chew Bone is for dogs who love to chew and can be used both for training and everyday treats. This durable chew bone satisfies your dog's natural urge to chew and is designed to withstand even the most powerful chewers. Over time, the bristles on the bone will raise, helping to promote clean teeth and control tartar buildup. Infused with peanut butter flavor throughout, your dog will stay interested and tire of chewing this bone. Made in the USA, it is for dogs up to 25 pounds and measures 4.5 inches in length.