This unique Prom favor is a wristband and key chain in one! The PROM Slider Key Chain features a 4 in. long black vinyl loop with a white cinch collar to adjust the size and white PROM imprint. Wear it around your wrist and slide the cincher to fit your wrist size. This key chain is a smart choice when you need Prom favors quickly, because it comes as shown so it's ready to ship when you order.