This Outlander Style Celtic design "Flower and Wave" pattern band is made of 925 Sterling Silver. The band is 6.4mm wide. Average rings are 2 to 2.5mm wide. With wider bands such as this it is generally advised to increase the ring size by 1/2 size. Oxidized to a Vintage Silver Finish. Silver or Brass Accent key. Ring Size tool included. Shipped in gift box.