Frame A Coin’s exceptional, high-grade plastic holders offer superior quality. These characteristics come from the fact that all sleeves are 125um thick and all products have our proprietary heat-pressed seams, with clean and precise mitered joints. No adhesives are used in FAC’s products, making your archives safe from reactions. Double pocket holders offer excellent clearness for any part of your collection. These large Crown flips are unplasticized. Double pocket for valuable, frequently handled or delicate coins, or just that additional level of protection the rigid plastic double pocket offers the safer, more durable archival solution. The flips, manufactured in the U.S., come in packages of 100. Inserts are not included.