FECA FE-B1016 Triangular Corner Shower Wall Mount Clear Shelf with No Drill Powerful Chrome Suction Cup for Bathroom Shower Caddy or Kitchen Spice Rack Corner space saving shelf with no damage, no drill powerful suction cup system perfect for bathroom shower or kitchen backsplash Important: suction cup will only mount on non-porous, smooth surfaces such as glass, mirror, polish stainless steel/metal, plastic board, finish marble, Polished tiles, etc for tight vacuum seal Damage free: no nail, no drilling installation. Adjustable: easily adjustable and reusable If needed in future to different position Built to hold: push and lock industrial suction to hold up to 13pound Waterproof: made of plastic. 100% waterproof Dimension: Overall 13.625x8.875x 5.375(h) -Inch Board 11.375x8.75x0.375(h) -Inch