Great Value! Zipline closure on the main pocket provides secure and convenient storage. Made of durable poly and gusseted to accommodate bulky or multiple pages. Metal stops on both ends of the "Zip" add to the life of the product. The 4 front page planner pockets, 2 with flap closures, organize photos, stickers, die cuts, embellishments and other scrapbooking elements. Archival quality, acid free and PVC free.