They always speak their mind, so they'll love how this Stainless Steel spinner band speaks to their heart! The spin action is believed to have a calming effect. Includes a brightly polished 7.8mm(5/16") flat inner band and a black 5mm (3/16") outside spinner band. Personalize the outside of the band with names, dates, a favorite saying or any message up to 25 letters or spaces. Stainless Steel is hypoallergenic and resists tarnish.