Stainless Steel band is hi-polished with a cool blackened finish. Slightly rounded with a comfort fit, band is 7mm or 1/4" width. Created just for him. Outside of band is inscribed with "DAD." For a truly special gift, personalize the inside of the band with a special message (up to 25 engraved letters and spaces). Stainless Steel is hypoallergenic and resists tarnishing.