The Petface Seriously Strong Plush Robot Dog Toy is built to withstand even the strongest of chewers. With its bright and attractive design, this toy is sure to be a long-lasting favourite, offering hours of fun that your dog will never tire of. The rubber and plush material with the tough double seams will provide your pet with the ultimate snuggle and play combination. Materials: 25% Natural Rubber, 25% Other Fillers for Rubber, 35% Polyester, 15% Cotton.Picture image also show inner part of robot toy for reference only. This robot does not open.