Made with tough, durable nylon, the funky and fun Power Chew DuraChew Double Bone was crafted to entertain powerful chewers! This long-lasting chew toy features action ridges and nubs to change up your dog's chewing sessions. Plus, the bristles raised during chewing help clean his teeth and help control plaque and tartar buildup. Go ahead and give your dog a Nylabone! For dogs up to 15lbs.