A C-CHANNEL IS A PLASTIC EXTRUSION THAT IS SLIGHTLY BENT ON THE TOP AND BOTTOM TO HOLD GRAPHICS COLOR PALLETS PRICES OR UPCS. THEY ARE MADE OF TOUGH AND DURABLE PLASTIC. THE FLIP-UP C-CHANNEL HAS TWO CHANNELS FOR INSERTING GRAPHICS ONE IN THE FRONT AND ONE UNDER THE FLIP UP. THE BACK OF THE C-CHANNEL HAS ADHESIVE TO ADHERE TO A TRAY BIN OR WALL. FEATURES UL STYLE""MARGIN-TOP 0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" SOLD IN PACKS OF 5 MEASUREMENT 72""L X 2.25"" H MATERIAL STYROLUX COLOR CLEAR INCLUDES DOUBLE-SIDED WHITE TAPE (ATTACHED)