Challenge Coin Thickness Guide: 2mm, 3mm, 4mm & Custom Options

When ordering custom challenge coins, customers often focus on diameter first. However, thickness is equally important because it affects the coin’s weight, relief depth, edge appearance, durability, material consumption, shipping cost and overall hand feel. The most commonly discussed specifications are 2 mm, 3 mm and 4 mm, but custom thicknesses are also possible. There […]