The Kong® Extreme Goodie Bone™ toy delights dogs that are the toughest of chewers and that delight in chew sessions. Made from the most durable Kong® Extreme unique, natural black rubber formula this bone is designed for determined chewers. The Kong® Extreme Goodie Bone™ also features patented Goodie Grippers ™ that turn this entertaining toy into a fun treat dispensing challenge that can be stuffed with your dog’s favorite kibble.