Avery Top Loading Clear Sheet Protectors, Heavyweight, 250 per Box #76006 (3 Pack) Acid free and archival safe for maximum protection Easy Load feature provides a wider top opening so papers slide easily into place Acid-free, archival-safe, nonstick material won't lift print off inserts. 3 Packs of 250 sheet protectors each Color: Clear; Sheet Size: 8.5-x-11-inch