/ Dimensions/ Brooch size: 3 cm * 4.2 cm oval (including glass ball) The products are made by hand, and each piece will be slightly different from the picture. Please accept it again. / Material / 925 sterling silver, hollow glass ball / Use and maintenance methods / ‧ Silver material has oxidizing properties. Keep it as dry as possible when not wearing. It can be placed in a sealed bag to keep the air from oxidizing and yellowing. ‧ Silver products can be oxidized using an attached silver cloth to remove oxides. ‧Please be careful when wiping the chain. The silver texture is soft and the thin silver chain is not easy to pull. ‧Do not wear silver jewelry for hot springs. / After-sales service / ‧Provide maintenance and repair services, please contact us if you have any questions. ‧ Sales base: | 觅研本店| 1/F, 22 East 7th Street, Anshun, Beibei District, Taichung City Business hours: 14:00 - 20:00 (Adopt reservation system) / Product packaging/ Carton, silver cloth, maintenance instructions card.