25 Air-Tite "H" Black Ring Coin Holders for 28mm Coins Air-Tite Holders with Black Rings for Wreath Large Cents 1793 or Coronet Large Cents 1816 to 1836 (28mm) The outside diameter of the "H" holder is 1.75" (44.45mm) Each order is for 25 "H" holders and black rings, bagged separately without any additional packaging