This matte grey domed silicone band is a high rated silicone that keeps your finger perfectly safe- yet at the same time isn't flimsy like a rubber band!The safest silicone wedding band on the market. Used by Firemen, Military, Mechanics, Policemen and factory workers all over the USA. Our rings are made with pure medical grade silicone (so no skin reactions).High Performance and wearable 100% of the time. Fully functional, tough, durable and waterproof. No need to ever again remove (and potentially mis-place) your wedding band (for safety reasons or "safe keeping"). This wedding band chops wood as easily as it pumps iron at the gym. Totally safe and designed to break away at 40 lbs of pressure. No danger of "de-gloving" or finger amputation. It is made of medical grade HypoAllergenic silicone, so it is chemically inert and will not react with any chemicals or acids. Electrically non-conductive, so Electricians can begin wearing a ring again (even around high voltage). Because it is flexible it is perfect for those with large knuckles or temporary swollen fingers.