One size fits all wrist coil expandable bands! Safe and easy way to keep your ID badge and Key within hands reach at work or play! Complete with a 2 3/4" vinyl strap i'd strap and 7/8" key ring attachment for holding your prox card, office, cruise, house, bathroom, camper, gym, locker key or casino, entry, access, work badge or cruise card. The coils are expandable 2 1/2 x 14 1/2 inches so open the door, clock in or out, access computer, scan, swipe or tap within reach while being hands, free! No lanyard or cord interference. Great for small to large size wrists. The spiral spring coils keep their form and function from use to use. Easy to wear as a bracelet when walking the dog, going on a beach vacation, or while working at the office. Perfect for boat, pool gate key, bike lock, Jet Ski, ATV, Golf cart or whatever else takes a key and brings fun.