Pet case: this protective case is easy to clean, scratch-resistant, and has no peculiar smell,anti- scratch sleeve. Smart tracer protective case: easy to clean, will not leave stains on the protective cover,tracer sleeve. Anti-scratch cover: the method of use is simple and does not take up too much time,anti-scratch cover. Protective cover: you can it on car keys, bags, suitcases, cat and dog collars and leashes,protective case.