【Product Size】 3.5 CM X 4CM [How to maintain] ●Because some of the accessories are made of metal, put them in sealed bags when not wearing them. Avoid contact with sunlight and air, and it can be more durable. ● If the surface is dirty, you can use light water. 【note】 Due to computer color difference, each product will have a slight color difference. Goods are sent from Hong Kong. Overseas friends are welcome to wait patiently!