12-pack of lubricant sheets sharpen, clean, and lubricate shredder bladesHelps prevent paper jams; reduces static dust and buildup for optimized efficiencyEasy to use—just like shredding a regular piece of paper; no messy oil neededCompatible with all paper shredders (with 8-9/16-inch or larger paper-entry width)Measure 6 by 8-9/16 inches each