medium 2.5-inch diameter ball is appropriate for small and medium size dogs.

The legendary KONG rubber ball is the best bouncing and most durable ball on the market

Unique shape fits in dog’s mouth.  Patented dental ridges help clean hard to reach back teeth.  Recommended and used by veterinarians and pet experts.  Made of safe, natural.  Extra-effective with KONG STUFF’N Paste

large Kong dental stick is 5" long

The Kong Dental stick is designed with unique, patented Denta-Ridges that reduce plaque and food debris while providing a gentle abrasive cleaning and conditioning of teeth and gums. The small Kong dental stick is 3.5" long.

Worlds best soft flexible rubber flying disc. They arent kidding, this thing can fly!  This soft rubber disk is easy to throw and it really sails! Made by Kong from natural rubber, this disc is both flexible and durable. It is not a chew toy or tug toy, so keep it out of your dog's reach when youre done playing

black colored toy is made of Ultra-flex natural rubber, it is safe, healthy and fun. Cleans teeth and gums. This is made extra thick and strong for power chewers.
It has the legendary strength, quality and performance of all Kongs. It is now being used by the Pros: US Military, police K-9's, drug dogs and more.
This size is made for such dogs as Rotteweilers, Pit Bulls and German Shepards.

Size:
6 inches length x 3 3/4 inches wide at the bottom and 2 1/2 inches at the top

Puppy Kong was designed with your puppy's mouth size in mind. Made from a special teething rubber formula, Puppy Kong promotes healthy development of your puppy's mouth and good chewing behavior. Soothes sore gums too!

To soothe your puppy's sore gums, try Kong Cool Relief! Freeze it. Put a dab of peanut butter in the small end of your Puppy Kong to seal it. Turn it upside down inside a cup and fill it with water, chicken broth, or beef bouillon and freeze it. Your puppy will love the way this frozen toy feels on his sore gums.

Frozen Puppy Kong can be a little messy, so it is recommended that it be used outdoors or in your puppy's crate.

Large Puppy Kong is designed for large breed puppies from two to nine months of age. Typical breeds would be boxer, collie, akita, golden retriever, labrador retriever, doberman, and similar sized breeds.

Puppy Kong was designed with your puppy's mouth size in mind. Made from a special teething rubber formula, Puppy Kong promotes healthy development of your puppy's mouth and good chewing behavior. Soothes sore gums too!

Medium Puppy Kong is designed for medium breed puppies from two to nine months of age. Typical breeds would be border collie, dalmatian, springer spaniel, and similar sized breeds.

Small Puppy Kong is designed for small breed puppies from two to nine months of age. Typical breeds would be chihuahua, toy poodle, beagle, dachshund, pug, and similar sized breeds.

Your teething puppy will find comfort in the Puppy Kong Goodie Bone that is made from Kong's exclusive natural rubber. The Goodie Bone has Goodie Grippers design to hold treats as an added reward for chewing on the Bone

Activity Ball is perfect for puppies with energy to burn. Treat dispensing feature keeps puppy entertained and enhances intellectual development. Made with special teething rubber formula for the teething pup and promotes good chewing behavior

Stuff-A-Ball! a ultra-durable non-toxic natural rubber each has exclusive Denta-Ridges which clean teeth and conditions gums. Just put some treats or food inside the ball and your dog will truly have a ball. Reduced boredom destructive behavior and separation anxiety. Natural non-toxic and dishwasher safe.

Just stuff with kibble or treats and watch the fun begin. The Kong Stuff-a-ball will keep dogs contentedly busy for long periods of time. Medium Stuff-a-Ball is 3" in diameter

Just stuff with kibble or treats and watch the fun begin. The Kong Stuff-a-ball will keep dogs contentedly busy for long periods of time. Small Stuff-a-Ball is 2.5" in diameter.
 

Small Stuff-a-Ball is 2.5" in diameter.
 

4in diameter

Stuff-A-Ball! a ultra-durable non-toxic natural rubber each has exclusive Denta-Ridges which clean teeth and conditions gums. Just put some treats or food inside the ball and your dog will truly have a ball. Reduced boredom destructive behavior and separation anxiety. Natural non-toxic and dishwasher safe.

Kong's exclusive, nontoxic red natural rubber is puncture resistant, super bouncy and chewer friendly. It is unmatched for resilience, durability and bounce. Kong toys are enthusiastically used and recommended by veterinarians, trainers, dog professionals and satisfied customers world wide. Extra Large KONGs are for Akitas, Golden Retrievers, Dalmations and Similar sized Mixed Breeds