Boen coin holder, single model 25mm/(0.98 Inch),totaling 100pcs,1 boxes. Used to collect quarter, and coins up to 0.98inch(25mm) in size. The reason why this series of Boen coin flips insists on using thin but strong craftsmanship is that to use 2×2 coin flips to collect coins, one way is to insert the paper clip of the coin flips into Boen’s special coin collection booklet, so that the coins It is easier for collectors to find, browse, and appreciate the coins you have invested in your collection. But thicker coin flips make this difficult. Use Boen's thin 2×2 coin flips to place the coin in the middle. After folding, the middle is slightly convex, and the sides are thin and strong. This way, it can be inserted smoothly into Boen's special coin collection album, and everything works perfectly.