MBI Top Loading Scrapbook Refill Pack - package of 6. Each package contains 6 extended 8.5" x 11" top loading page protectors with white inserts - enough to hold 12 pages. Each is 3-hole punched and the actual sleeve measurements are 8.5" x 11". Included in package is 2 post extenders and one spacer. Acid free, PH balanced and PVC and lignin free.