KONG® Puppy Binkie soothes sore gums and promotes proper chewing behavior for puppies. Puppy Binkie assists in teething and aids in healthy development of your dog's mouth. Great for promoting essential play with your pup. Super bouncy binkie is just pure fun. Puppy Kong is uniquely formulated for puppy teeth and gums. When your puppy's adult teeth are in (usually 6-9 months), discontinue use of Puppy Binkie. At this age your puppy needs to be given toys that provide more exercise and resistance. Upsize to an adult strength red or black Kong. Colors are assorted and may vary with each order.