A perfect innovative bone toy for pups that love to chew and have a strong teeth to chew that is formulated with KONG'S natural black rubber compound. The KONG Extreme Goodie BoneTM toy is designed for dogs who are the strongest chewers and like long bouts of chewing. This bone is meant for determined chewers and is made from the most durable KONG Extreme unique, natural black rubber compound. The innovative Goodie Grippers TM on the KONG Extreme Goodie BoneTM turn this fun toy into a fun treat dispensing challenge that can be packed with your dog's favourite kibble. Do you want to continue chewing? Fill with KONG SnacksTM and a dash of KONG Easy TreatTM to attract.