Wrist Coils are so versatile, you can find them almost anywhere! Some of our most popular customers include restaurant owners and employees, retail store managers, medical facilities and staff, casino employees and customers, and schools and universities-- anywhere where you might need to swipe a card or keep keys close at hand. Your keys or identification badge will never be out of reach again with these expandable wrist coil key chains. The wrist coil expands to fit different size wrists and can even be worn around most elbows & biceps. Plastic Wrist Coils feature a nickel plated split ring key chain attachment allowing for a variety of attachments to be attached.