Description:,Price for 1 Piece of Ring,Material: Titanium Steel ,Finishing: Brushed,Color:Black,Diameter (from size 7- 11):,Size 7=17mm in diameter,Size 8=18mm in diameter,Size 9=19mm in diameter,Size 10=20mm in diameter,Size 11=21mm in diameter,  Color   :  As picture shown,Package :  1PC  ,~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~,NOTICE:,    1. Please allow 1-3 cm tolerance due to manual measurement.,    2. Different displays show the same picture may be slightly differences.,,       Thx for understanding,hope you a happy life.   :)