For Postbound, D-Ring & 3-Ring. AMERICAN CRAFTS-Photo Protector Sleeves. These high clarity plastic sheets are perfect for keeping your photos and memories safe. They have reinforced binder holes and fit d-ring and postbound albums (not included). This package contains ten top-loading 8x8 inch page protectors (two 4x6 inch and one 2x8-1/4 inch pockets per sheet). Acid and lignin free.