Display Rack 1.Material: metal, etc. 2.long life time 3.Knock-down 4.Size :different size for your reference... display rack/bookshelf1)MDF board bookshelf with metal loading board ,double sides and single side 2)Display stand ,easy for assembly and removable . 2) Kids bookcase, nice design and practical 3)DVD display rack ,single or double side , practical and easy to find and store.