key chain coin holder organizer assorted colors (silver) uscoinholder the us coin holder is a lightweight plastic four-cylinder container, specially designed to hold quarters, dimes, nickels,and pennies. it is very easy to fill and remove coins from the us coin holder. this small convenient product is attached to a keychain for further ease of use. the us coin holder can be used at the supermarket, when people need change in the car, at parking meters, trains, and buses. in other words, whenever people need change, we’ll be there. there are 8 billion coins circulating the us economy. it is probably safe to say that nearly 100% of people use coins at some time during their day-to-day activities.