Application home, kitchen, office, classroom, design, presentation, decorations, bulliten, spice rack, walls and more Ideal size (17.7'' x 11.8'') Mounting and No-Drill SurfacesInstall is easy with the included dual lock tape. If you want to mount the board on your non-magnetic stainless steel fridge or a wall you don't want to put holes in, just remove the backing from the tape and place the adhesives on the 4 corners of your board. No need to buy command strips separately.If you want to drill your board to the wall, 4 black screws are included to create a seamless finish. It is not recommended to use the dual lock tape and the screws on one board. Save one for another project! WARNING! Magnets stick to the board, but regular metal without a magnet will not.