Kong Dog Toys are suited for every stage of one's dog's development. There are four sizes pink or blue for puppies, red for common chewers, purple for seniors, and black for difficult chewers. Other than the standard Kongs, there are other varieties of dental chews, balls, tug toys, frisbees, and a variety of interactive toys and accessories. As dog owners we will not want unwanted chewing behaviour but chewing is really a organic behavior, which plays a vital role inside your dog's physical development. It truly is essential that every dog be taught what items are acceptable to chew so teach this inside a positive, enjoyable way using these impressive toys.