Extra Capacity Sheet ProtectorExtra capacity sheet protector is a full-size expanding pocket and is perfect for protection of sizeable documents. Gussets allow enough space to hold up to 250 sheets of paper to accommodate larger presentations, catalogs or reference materials. Thumb notch allows for easy loading and removal of stored documents. Acid-free and archival safe makes for safe storage of original documents. PVC-Free. Load Orientation: Top; Sheet Protector Type: Envelopes.