6mm Tungsten Carbide Wedding Ring with Black & Blue Carbon Fiber Inlay (Sizes 4-16) Brand New Item! Ultra thin Tungsten Carbide band with Black & Blue carbon fiber inlay Comfort Fit Cobalt Free 6mm Thin Band Sleek Unisex Ring - Not Resizable but we are more than happy to exchange it for you Shape: Flat with beveled edges; Finish: High Polish **Please verify your size before checking out**