The Classic KONG Dog Chew Treat Toy is an innovative treat dispensing dog toy made from a durable non-toxic rubber formula and forms part of the Classic KONG series.Uniquely designed for average sized dogs, the Classic KONG Dog Chew Treat Toy can be used as a behavioural tool and helps encourage non-destructive chewing.You should check your dog's toys regularly for signs of wear and damage; removing worn and damaged toys immediately.Approximate Dimensions (Product):Small - 8.1 x 5.5 x 5.5cmMedium - 17 x 11 x 4.5cmLarge - 22 x 14.5 x 5.4cmX Large - 23 x 15 x 7cm