Our Dura Tungsten® bracelets are forged together at 1,400 degrees Celsius and are virtually indestructible. Dura Tungsten composition differs from others by the addition of Titanium. This metal is scratch resistant and always looks permanently polished. Available in Gray, white, and black colors. Clean with soap and hot water, alcohol, or a steam cleaner. Do not use any other cleaners or chemicals for cleaning your ring.