✦ Laser engraved and hand-polished, clear, permanent and attractive. You can choose as per the breed and size of your fur-baby: ✦ Extra Small – for little Puppy, Cats, Bird, Small Animal. ✦ Small – for dog breeds like Pug, Dachshund, Beagle, Chihuahua etc. ✦ Medium – for dog breeds like Bulldog, Dalmatian, Boxer, German Shepherd etc. ✦ Large – for dog breeds like Australian Shepherd, Basset Hound, Bernese Mountain Dog etc. Many details for the safety of four legged child you will find it!