Gifts: ♦ A thick zipper bag for storage ♦ One silver cloth size: ♦ Active Ring Wai #8-#12 can be worn gem: ♦ Sapphire/3mm Manual measurement, there may be an error of 0.1~0.2 cm Material ♦ 925 silver About material: ♦ Pure silver will gradually oxidize after wearing for a long time. After wearing it, wipe it with a soft cloth and then put it in a zipper bag to keep its luster. The oxidized color can still be polished with a silver cloth! ✧Daily maintenance After wearing, please wipe sweat and sebum with a soft cloth or cotton pad, and store it in a zipper bag to isolate the air and prevent oxidation. For fine-chain products, please always wear the bath to wash away the sweat and sebum from jewelry ✧About maintenance All products sold have lifetime warranty and maintenance service Partial replacement of precious metals (18K&14K & 925 sterling silver) may charge material costs Please send us a message in the photo station for the product you want to update or damage^^ ✧Commodity packaging If you have a gift request, please write "gift" and other information in the remarks after the subscript We will lay out some more details for the product packaging~ ※Please do not specify the packaging to have paper bags, cartons or specified color packaging paper, etc.