NWT Oventure Leather Key Ring in color White Cherry The Original Big O® Key Ring is a one-size-fits-all bracelet key ring that can be worn on your forearm or above your elbow for hands-free simplicity. The patented, signature locking clasp clicks open and closed so you can keep your keys, phone and wallet in one central, secure location. -Signature Locking Clasp - Swap your keys in and out securely, and without breaking a nail. -Reinforced Inner Core - Non-bending, anti-squish design can withstand everything you can. -Genuine Leather - Our coated leather doesn’t just look good, it’s ultra durable, too! -One-Size-Fits-All Design - Oversized so you can wear it comfortably on your forearm or over your elbow. -Diameter: 4in diameter