Black Tungsten Carbide Men's Ring 12mm Flat Design comfort fit band.Available Sizes are 8, 8.5 9, 9.5, 10, 10.5, 11, 11.5, 12 12.5, 13, 13.5, 14.Comfort fit design wedding band flat design.Ring is 12mm width a very unique ring excellent workmanship.Genuine Tungsten Carbide (Cobalt Free)Comfort Fit, Tungsten carbide A BEAUTIFUL RING BOX IS INCLUDED WITH YOUR PURCHASE.As a high performance materials, Tungsten has high melting temperature, high density, low vapor pressure, low thermal expansion combined with good thermal conductivity, sufficient electrical resistance, high modulus of elasticity.The prices are very competitive along with our standard for high quality material which sets us apart from the rest.We are also manufacturers so if you would like this ring in Titanium, Silver, Gold or Platinum, please email us what you are looking for and the size, then we will determine the price.Thank you