Letter- and legal-size; Half-, third- and fifth-cut tabs to accommodate your filing systemDouble strength tabs for durabilityFile folders combine the durability of our reinforced file folders with the convenience of 1" high tabs. To protect your documents, limit the number of sheets in each folder to 10 or less (the more valuable the items, the fewer the number of sheets per folder) and interleave fragile materials with acid-free tissue (keyword: acid-free tissue), acid-free Permalife bond (keyword: Permalife) or use our file folder inserts (keyword: folder inserts), available and sold separately.Specifications: Acid-free Lignin-free pH 8.0 - 8.5 10-pt. Folder stock Cream 3% Calcium carbonate buffer100 per package.Folder options:Part Number Cut Letter/Legal Size ARF120 Half-cut Letter 9 5/8 x 11 3/4" ARF220 Half-cut Legal 9 5/8 x 14 3/4" ARF130 Third-cut Letter 9 5/8 x 11 3/4" ARF230 Third-cut Legal 9 5/8 x 14 3/4" ARF150 Fifth-cut Letter 9 5/8 x 11 3/4" ARF250 Fifth-cut Legal 9 5/8 x 14 3/4"