Say "i do" as you slip this stealthy wedding band onto his finger. Crafted in black ion-plated tantalum - a non-reactive metal - this 8. 0mm-wide design features a carbon fiber interior lining and a satin-finished exterior. Chic and sophisticated, this wedding band is just his handsome style. Custom-made to fit his ring size. Tantalum rings cannot be resized after purchase.