Beef flavored and built to last! Inspired by nature, this long-lasting and splinter-free chew toy is a cleaner and safer alternative to real marrow bones. Made for powerful chewers, it discourages destructive chewing while engaging and entertaining your dog. Fill the inside of with a scoop of peanut butter, wet canned food, cheese, or other goodies for added fun! Available in two sizes: Giant and Regular.