50 NICKEL Direct-Fit Airtight 21mm Coin Capsule Holder NICKELS (QTY: 50) w/ BOX Lot of 50 DIRECT FIT AIRTIGHT COIN CAPSULES Holds U.S. Nickel. Holds coin having 21 millimeters diameter. Manufactured (injection molded) using acrylic plastic with a non-yellowing agent, producing a two piece, snap together, friction fit cover and base. Highly durable and scratch resistant. Brand new condition. Box is included, as shown.