The following steps are the usage of the pet bathroom:- Open the top cover, pour bathing sand with depth of about 1cm into it, buckle up the cover, and then place it in the corner of the cage.Hamster bathroom can be used as a toilet.If bathing sand is not enough, please make a supply or replace men. You can do demonstrations will rub sand bath to pet, pet will naturally shake off, and after a few times, pet naturally will be free roll, and can easily remove grease fur on bacteria. Recommendation: 3-5 days to replace a sand bath.