Mintage World brings to you an easy way to store, conserve and protect your coins. Simply place your coin onto the clear window, fold the holder in half and seal with staples or tape. These professional coin cardboard flips are of 2” x 4” dimension and contain 25 flips of 30mm They have a special space for writing detailed description such as Dynasty, Ruler, Period, Year, Mint, Diameter, Thickness, Denomination, Weight and Catalogue Reference number. All coin flips are acid-free so that your coin remains intact without reacting with the folder. .Total Quantity : 25 flips