Wrist coils offer a convenient way to keep keys close at hand. They are made of a coiled flexible and stretchy material that expands from 2 ½" to 14 ½" to fit different size wrists, and can even be worn around many elbows and biceps. They feature a nickel plated split ring attachment so you can easily attach keys, ID badges, swipe cards and more. Wrist coils are very popular with a variety of organizations, including restaurant owners and employees, retail store managers, medical offices, casino staff, universities, and promotional companies who organize conferences and events...basically, anyone who needs a convenient and flexible way to store their keys and other items to keep them within reach at all times. You can buy these wrist coils with split rings online at Binding101 in four stocked colors, packaged with 250 pieces per bag. Special order colors are also available.