AIGNER Warehouse Aisle Pallet Rack Sign Kit - 5-1/2x8-1/2" - WhiteSave money by creating your own pallet rack signs. Includes (10) 5-1/2x8-1/2" label holders and (12) 8-1/2x11" sheets that can be printed using either a laser or ink-jet printerLabel holder snaps into upright frame holesPlastic hinges flex when bumpedwill not break off