Whether it’s fetch or tug time. You and your dog will fall in love with play time all over again, with the all new Dragon’s from Go Dog. Each Grunter Dragon is made with Chew Guard Technology. Chew Guard is a manufacturing process that adds a super tough, durable liner to soft plush toys. The Chew Guard lining specially engineered to withstand tough play. All seams are double stitched and reinforced as well.