These clear page protectors provide your 8 1/2" x 11" documents with quality, a polished finish that allows you to view your papers with impressive clarity, while the extra thick, super heavyweight material delivers durable protection for frequently used documents, photos and references. Inserting and removing sheets is quick and easy with the Easy Load feature that provides a wider top opening so papers slide easily into place. The clear binding edge adds a professional look to your presentations and other documents while keeping them secure to your 3-ring binder. The acid-free and archival-safe material won't lift or transfer ink, keeping your papers neat and clean. Use as a dry erase board for checklists, note taking, lesson practice, chore charts and more by writing directly on protectors. 50/box.