Gold ear clips can be changed for free. Each embroidery ball is made by hand, and it takes a lot of time and patience. Therefore, it is hoped that all guests will be careful about how to use it. ● Note: The general use of copper plated K gold does not cause sensitive symptoms. If the purchaser is seriously sensitive to physical constitution, it is another matter, please consider carefully. This product is made of embroidered thread, please do not place it with a variety of sharp objects to avoid damage. This product can not wear bathing, swimming, hot springs and various water activities! If you accidentally touch the water, you can put it in a ventilated place to dry naturally or dry it with a cold wind of the air duct. Please don't wipe it! The goods are 100% hand-made, even if the same style and color of the goods, it will not be exactly the same, please forgive me. Physical pictures may cause slight color differences due to different light and computer screen interpretation, etc. The works shall prevail in kind. Each piece is designed by the designer and sent out after ensuring that there are no quality problems. If the product is damaged due to improper use or preservation by the purchaser, we will not provide any refund and return arrangements. Please cherish and treat products well. However, if there is serious damage due to shipping problems, please contact us first. ● Mailing Information: <<Hong Kong and Macau Region>> All products are sent by Hongkong Post by default. It takes 1-2 days. There is no tracking number for surface mail. If there is a need to track, please pay for HKD$15 registration fee. Registration link is as follows: https://www.pinkoi.com/product/TxiikriK?category=99 In addition to registration can also use SF Express, freight to pay, please indicate the required delivery method when ordering. ** If the address is a non-commercial address or in a remote area, SF will charge you HK$30 per item upon delivery of the item. You may choose to send it to the SF Express/SF Express Service Center/By the way smart counter. Free surcharges apply. SF Express Address: http://www.sf-express.com/hk/tc/dynamic_function/SFNetwork/SF_store_address/ SF Express Service Center Address: http://www.sf-express.com/HK/ZF/dynamic_function/SFNetwork/SF_service_center_address/ By the way, smart cabinet address: http://www.sf-express.com/HK/ZF/dynamic_function/SFNetwork/EF-Locker/ <<Other areas>> All products are sent by airmail by default, with a tracking number. The delivery time is as follows: Taiwan: 4-7th, China, Japan and other Asian regions 7-14 days, Europe and the United States 7-21 days If you need to expedite receiving, Asia (Taiwan, China, Singapore, Malaysia, etc.) can also choose SF Express, the delivery time is about 2-3 days, the freight to pay, please specify the required delivery method when placing an order. Europe and the United States (Australia, the United States, Canada, the United Kingdom, etc.) suggest the use of EMS, delivery time is about 2-3 days, need to make up the freight, reshoot links are as follows: https://www.pinkoi.com/product/EDuZqgWA?category=99 If you have any questions about shipping methods, please contact the owner.