Challenge coin custom coins that are made with the image logo or texts of the customer's choice. They originated from the history of the USA armed forces. The military suggests used to challenge each other to show there are coins.
Challenge coins are always rewarded to the soldiers as a form of recognition when they have achieved different achievements. The coins have been in existence for a long period of time and therefore it is important for a person to ensure that they have known about them.
A challenge coin is a medallion or a small two sided coin that bearing the logo of a certain organization. The purpose of a challenge coin is to indicate the membership of an individual in the organization.