Volcanic Stone Magnet Bracelet

Product name: volcanic stone bracelet
Product color: multi-color (in-kind shooting, if there is color difference, please refer to the actual product)
Product weight: about 18g (manual measurement, small range error allowed)
Product material: volcanic stone + black gallstone
Product packaging: independent opp bag, anti-friction, anti-oxidation
Product size: perimeter is about 21cm (manual measurement, small range error allowed)