B4 Size Large Capacity Plastic Expandable File Folder: Size 14.4'' x 10.4'', Larger Than Normal A4 Paper / Size Plastic Envelope Portfolio. Expandable Holds up to 2.8''/7cm, 800 pages large capacity, with canvas cloth gusset. extendable folders file wallets could help you easy to carry large books and documents. . Durable Snap Button & Label Card Slot: High quality fancy clear document folder with snap button. Plastic Envelopes have a pocket for labels to distinguish documents easily. . Visible in Translucent: More Vivid and Bright color folder bags, but it still visible in translucent. You could easy to check the contents inside the plastic file folders. . Great Idea for File Document Paper Storage: widely used in school office homes. Perfect for US letter, large size notebook , school subjects, office documents files, traveling A4 files, business cards and even though 14 laptop or iPad could be put inside to carry with you. .