Features: 1. Cool Ring: It create a man& 39;s ring that the super hero fan would like.It symbolizes the militant and brave spirits of a fighting nation. 2. Unique Design: Recreating the artful design of the helmet down to the most minute detail. It create a ring that the fans would like. Smooth Interior, comfortable to wear. 3. Various Sizes: The minimalist style ring can be worn alone on the thumb, little finger and knuckle, or it can be used with other rings. Suitable for men and women. 4. High-quality materials:This ring is made of high quality alloy, able to endure a lot of wear and tear; Smooth comfort fit against finger. Hand-made, well polished. 5. Perfect Gift: Eye-catching ring, suitable for any occasion, excellent party, wedding, engagement, Valentine& 39;s Day, graduation, birthday, anniversary, Christmas gift. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow slight deviation due to manual measurement. Specification: Material: Alloy Style: European and American Treatment process: electroplating Style: men& 39;s Color: silver Size(US) Diameter Circumference 7 17.4mm 55mm 8 18.2mm 57mm 9 19mm 59.8mm 10 19.9mm 62.4mm 11 20.7mm 65mm 12 21.5mm 67.5mm 14 23.1mm 72.8mm