HooAMI Men's Stainless Steel Gothic Skull Dragon Claw Evil Devil Eye Biker Ring Blue Ancient Silver Material: 316L Stainless Steel(No fading, non-tarnish, nondeformable, allergy free) Outer diameter:31(12/8") 25( 1") Thickness:20(6/8") Available sizes: 8,9,10,11,12,13 Unique design,special gift for men in your life