Need a safe, comfortable ring for workouts or work? These ThunderFit silicone wedding bands are perfect. They're 8.7mm wide and 2.5mm thick, made from flexible, hypoallergenic silicone that's designed to break away under pressure (about 43 lbs) for safety. The multipack gives you variety in colors or striped styles. Sizes range from 13.5 to 14 (22.69mm inner diameter). Great for the gym, swimming, construction, military, or any active job where a metal ring could be dangerous or get damaged. They have a smooth ergonomic design and a comfort-fit interior. A practical alternative to your regular wedding band, and they make cool gifts for anniversaries, birthdays, or Valentine's Day. Durable, affordable, and peace of mind for an active lifestyle.