Unisex 4mm Tungsten Carbide Wedding Ring w/ Celtic Knot (Available in Sizes 3-12) 4mm Comfort Fit Cobalt Free Tungsten Carbide Band Laser Etched Celtic Knot Design Sleek Tungsten Carbide Ring - Not Resizable but we are more than happy to exchange it for you Shape: Flat with Step Down Edges; Finish: Combination Polished & Satin **Please verify your size before checking out**