INSTALLATION: Be sure that the necklace hooks are on the bottom. Just drive the 1 1/4 inch multi-purpose anchor screws (WALL DOG Screw & Anchor in One) directly through the screw holes. They are located on the top tabs and under the accessory tray making is easy to install. The screw/anchors I provide can be used on plywood, wallboard, concrete, block, brick or plaster according to the manufacturer. ~ We purposely list the capacities of our products in detail so you can make an honest decision on what you may need, based upon what your personal jewelry collection contains. Some find it best to take inventory of what they have in their jewelry collections and then purchase what they need.Angelynn's Jewelry Organizers can help you get and keep your jewelry up and out of harm's way seen at a glance and tangle free, plus it solves the common problem of tangled, damaged and missing pieces; and they are a great space saver. Now you can de-clutter your jewelry boxes and drawers and replace the tackle boxes and other non-user friendly jewelry organizers that you may have been using. They make a great memorable gift idea for women, teens and girls ages 4 and up. ~ NOTE: Unfortunately, there are some sellers copying my listings and information and selling on unauthorized sites. Shop and buy direct from Angelynn's Jewelry Organizers here on to make sure you get the genuine article at the best price.