You won't have to worry about losing or damaging documents during transportation any longer with these durable standard weight page protectors for 3 ring binders. Each sheet protector is made from acid-free and archival safe polypropylene that won't lift or transfer print, making them ideal for protecting important documents, irreplaceable photos, valuable collector cards and other prized items against dirt, tears and spills. Inserting and removing 8.5" x 11" sheets into the top-loading sheet protectors is fast and easy, while a clear binding edge makes a professional presentation for your papers.