BCQLI Yellow Gold Lobster Claw Clasp Chain Jewelry 10&times;4mm,Necklace Bracelet Connection Buckle Size: 4MM X 10MM,Suitable for repairing jewelry Gold can take a bath, but not good to wear contact with any chemicals, commonly used detergent or cleaning silver cleaning cloth can be more bright Ideal for DIY handmade jewelry person The gold content is not high, but very beautiful If you like 100% gold, please pay a high price to the jewelry store to buy