Shelves SizeThe Outside Size(Including Decorative Brackets): 11.2 In x 8.1In x 1.8 In (28.5 x 20.5 x 4.5 Cm). The Inside Size(Actual Storage Size): 10.2 In x 8.1 In x 1.8 In (26 x 20.5 x 4.5 Cm). MaterialsTv Box Racks Are Made Of Space Aluminum. The Surface Is Polished And Anodized. It Has The Characteristics Of Full Color, Corrosion Resistance, Oxidation Resistance, And Do Not Fade.It Is Suitable For Bedroom And Living Room.It Can Be Used For Storage And Organization Of Routers,Modem,Dvd, Projector,Set-Top Boxes,Cable Box Etc. Protection Ring DesignThe Wall Mounted Shelves For Cable Box Under Tv Has Holes With Protection Ring, Which Is Convenient For The Arrangement And Storage Of Multiple Cables, And Can Effectively Protect The Cable Without Damage The Cable. Two Installation MethodsThe Router Storage Rack Can Be Drilling Installation Or No Drilling Installation. You Can Choose The Appropriate Installation Method According To The Wall Conditions To Make The Storage Rack More Secure And Not Easy To Fall Off. Round EdgeAdopts Rounded Edges, Smooth And Smooth, And Does Not Hurt Your Hands By Bumping. Thick And Smooth Bottom Plate Is Adopted, The Bearing Capacity Is Stronger, And The Product Is Not Easy To Fall. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.