Hampton SnapUp Shelf Corner shelf with polymer-grip pads stay in place on any surface--just position in desired corner and push the pressure handle to secure. Mounts on marble, drywall, glass, tile--virtually any surface. Drainage slots prevent mold and mildew growth, and larger holes are perfect for storing shower liquids upside down or hanging hair brushes. Includes adjustable hooks for hanging washcloths, razors, etc. 13" x 8.25" x 1.75".