The Nylabone Monster Bone Power Chew Extra Durable Chew Toy for Big Dogs Chicken Flavor XX-Large/Monster is a durable and virtually indestructible toy that encourages healthy chewing habits. Made of long-lasting nylon bones with robust chewing ends, this toy stands up to the biggest and most extreme chewers. The exciting dog chew toy features chicken flavor and is perfect for keeping your furry friends occupied.