The Smead Desk File Sorter SMD89235 is designed to keep loose paperwork neatly categorized. Its extra-tough cover can be easily cleaned with a damp cloth. The tabs are reinforced with DuPont Mylar and printed on both sides for efficient sorting and follow-up. This sorter features 43 dividers labeled from 1 to 31 and January to December, allowing for both monthly and daily filing. Each section expands to 1-3/8 inches for added capacity.