Give your puppy some healthy chewing playtime. Puppy Kongs are made with a natural rubber specially formulated for puppies to help soothe their teeth and gums. Perfect for a puppy's mouth. Denta-Ridges gently clean teeth and soothe gums when chewed. Extra-effective and fun with KONG Puppy Easy Treat inside grooves. Made in USA. Kong has the toys you need to occupy your puppy, and begin developing healthy chewing. behaviors. Sizing:Extra-small ' for dogs under 5 poundsSmall ' for dogs up to 20 poundsMedium ' for dogs 15-35 poundsLarge ' for dogs 30-65 pounds