Brand new ring type Air-Tite holders for 47mm size coins. These holders are manufactured from acrylic plastic with a non-yellowing agent producing a highly durable, crystal clear cover and base that snap together. The rings are made of an inert cross linked polyethylene. White rings will be shipped with the order unless otherwise specified. Please make a note on your payment if you would like white rings. DIMENSIONS: Inside (65mm) Outside (71.37mm) Depth (5.48mm).