Guardhouse Direct-Fit Coin Capsules come in a 10-pack and are designed for nickel-sized coins, with a diameter of 21.21mm. These capsules offer a secure and convenient way to protect and display your valuable coin collection. The capsules are made from crystal clear, archival-safe materials that won't yellow or deteriorate over time. The direct-fit design ensures a snug and secure fit for your coins, while the easy-to-open snap closure makes it easy to access your collection. Protect your coins from scratches, fingerprints, and other damaging elements with Guardhouse Direct-Fit Coin Capsules.