【★ Material】 Pure hand-made, international standard 925 sterling silver (hand-made electroless plating) 【★ Size】 Approximately 2cm in width (Be sure to confirm the correct size of the ring, if you find that the size is not suitable after the production is completed, you need to modify it. You will need to charge an additional cost to modify the siege. ) The following is a hands-on measurement method: https://farm5.staticflickr.com/4563/38353099266_af048c072c_b.jpg 【★ Accessories gloss】 Trouble remarks "Liuhua Retro Black" or "Glossy" https://farm5.staticflickr.com/4438/36918921330_68c49b3f75.jpg 【★ Commodity packaging】 Fashionable texture velvet small paper box, exquisite black small paper bag, chain storage bag, high-grade nano silver cloth, business card guarantee card (including material maintenance instructions) 【★ Maintenance method】 1. Frequently worn, body oil can provide protection and make jewelry difficult to turn black. 2. If you don't wear it for a long time, you can wipe it with a silver cloth and put it in a sealed bag. 3. Do not soak hot springs, sea water and chemicals to avoid sulfidation and blackening. 4. Normally clean it with a toothbrush and toothpaste and gently brush it, and then rinse it with water and blow it dry. 【★ Warranty】 If there is any problem with the ring, it can be sent back within seven days. We will immediately replace the new product with you, and it can also be cleaned and maintained free of charge.