These 60x12x90 Gusseted Poly Mattress Bags offer amazing clarity while providing superior protection against the elements, dirt, dust moisture and debris for moving or storage. These Extra large 3 mil plastic mattress bags for queen beds are available to protect your box spring bed mattress.You would probably find it best to use these lighter duty bags for more of a storage application than a moving application. These large bags can be used to cover hospital bed frames and are able to be without vent holes on a custom made basis.