SIZE : 7in x 5.1in x 2.6inRUST AND MOOSTURE PROOF : Metal part of the wooden toilet paper holder and hardware are all using premium SUS304 Stainless Steel to ensure no rust or corrosion. The toilet paper holder with shelf applied wax oil specifically for handling humid environment such as bathroom and kitchen.ROTATION-PROOF : Brushed Nickel toilet paper holder adopt reliable slot design that ensures the bars are tightened with screws, so there won’t be rotating nor wobbling. Please double check the screw is tightened to its end before install.