100% brand new and high quality. Description: Quality titanium steel, hard texture, simple design Stylish atmosphere, showing the temperament of men Men, fashion and fashionable innovative ideas, fashion man is you! Curved design, smooth inner ring, comfortable to wear, full of texture! Material: 316L titanium steel, waterproof and rustproof, not allergy, no fading Color:White, Black Finishing: Pure High QualityReady sizes: (5,6,7,8,9,10,11,12) Package includes: 1Pcs Ring B: PLEASE SEE THE SIZE IN THE DESCRIPTION WHEN BOOKING / CHECKOUT Size: 4 / 14.75 / Finger circumference: 4.6-4.8 Size: 5 / 15.5 / Finger circumference: 4.8-5.2 Size: 6 / 16.5 / Finger circumference: 5.4-5.6 Size: 7 / 17.5 / Finger circumference: 6-6.4 Size: 8/18 / Finger circumference: 6.4 - 6.7 Size: 9/19 / Finger circumference: 6.7 - 7.1 Size: 10/20 / Finger circle: 7.1 - 7.4 How to measure the dimensions? 1. rotate your finger with a sheet of paper 2. Highlight the pen's intersection 3. The length of the paper strip is the inner circumference of the ring Titanium steel, also known as 316L stainless steel. This jewelry has the characteristics of acid resistance, alkali resistance, no rust, no discoloration, no allergies, very hard, and bright in color. These jewelery are produced with the best techniques so that the quality of the products produced is very smooth and elegant and has very high durability.