(25) Air-tite 18mm Black Ring Coin Holder Capsules for Seated Barber Mercury Roosevelt Dimes Measurements: Inside Diameter 18mm x 1.57mm Depth, Outside Diameter 30.94mm x 4.9mm Depth Genuine Air-Tite Holders Brand Coin Capsules Capsules are shipped Un-Assembled, between layers of foam Coins that Fit: US Dimes (Seated, Barber, Mercury, Roosevelt Dimes) and 1/10oz Gold Panda