The original toy that started the puppy kong line. Made with our exclusive kong teething rubber formula, the puppy kong is available in three super-bouncy sizes. Veterinarians and trainers recommend stuffing the puppy kong with kong treats or ziggies. his Kong Puppy toy has a special teething formula that sooths sensitive gums and encourages proper chewing habits. Kong's exclusive rubber is non-toxic, non-abrasive, non-splintering, puncture resistant and does not get sharp when chewed. Dog professionals and satisfied customers world wide. Small size.