Generous and sturdy A3 clear perspex copyholder (280mmx460mm). Positions directly between monitor and keyboard, just below monitor. Weighted base allows ledge to dip below the desk edge. Easy to adjust. Elastic line guide marks you place, keeps pages open and stretches to accommodate even the thickest books. 18″ wide, this model supports books, catalogs and just about any size document. Angle and height adjust to suit your needs. Black/clear. Sheet capacity: 300 sheets.