WCJY1918 Features: * Ring * Material: Tungsten carbide * Contoured on inner surface for more comfortable fit * Comfort-fit bands run approximately 0.5 size larger than other rings * Next smaller size is suggested * Highly scratch-resistant, tungsten is four times harder than titanium * While extremely hard, tungsten may crack if struck at high impact * Layered Celtic Knot design and beveled edges Dimensions: * Width: 9mm