Weight capacity up to 10kg. Very simple to fit using hidden (concealed) bracket and all screws and wall fixings supplied. Can be fitted to either solid walls or hollow plasterboard walls using fixings supplied.Weight capacity of all floating type shelves is vastly improved when fitting into a solid/brick type wall. When fixing to hollow walls it is recommended to fix one fixing hole to a stud if possible.Hollow wall fixings available here Use a minimum of 5 per bracket (5 per shelf). Shelf can be fitted in bathrooms or damp environments. (not recommended fitting inside shower cubicles).