Get excited about this classic Oventure color, Back in Black, which is the star of the show! The Original Big O Key Ring is a universal - fit bracelet key ring. You can wear it on your forearm or above the elbow for hands - free convenience. Its patented, signature locking clasp easily clicks open and shut, keeping your keys, phone, and wallet in one safe place. Made of non - toxic, water - resistant silicone. It has a diameter of 3.75 inches and the product number is BOKR - S - BIB.

Using this Oventure Big Silicone O Key Ring is super easy. First, open the locking clasp by giving it a gentle click. Then, attach your keys, phone, or wallet to the ring. You can wear it on your forearm or above your elbow for hands - free use. As it's made of non - toxic and water - resistant silicone, it can withstand a bit of water, but avoid soaking it for a long time. When it gets dirty, just wash it with mild soap and water, and let it dry naturally. Keep it away from sharp objects to prevent scratches on the silicone surface.