... : Zinc Alloy or Steel Product name: metal corners for books Material Zinc Alloy or SteelFinishing Platedshape CustomizedCustomized Logo,Color, ... Size,Cover,material,styleProduce type ODM,OEM for bag accessoryMOQ 1000pcspacking strong carton box wrapped with ... good feedback, if for any reason you purchase wasn't satisfactory, please let us know, thanks for looking. metal corners for books