| 3M™ Diamond Grade™ DG³ Reflective Sheeting Series 4000 Series 4000 DG³ is a state-of-the-art, full cube prismatic reflective sheeting that delivers optimal performance at all sight distances. Its optical elements return almost 60 percent of available light to drivers—nearly double that of other prismatic sheetings. DG³ sheeting is a proposed ASTM Type XI and is designed as a replacement for all types of reflective sign sheetings in use today. |