925 sterling silver care: it does not tarnish as long as contact with substances such as perfume, salt water, alcohol, cream, bleach is avoided. our product is entirely made of 925 sterling silver... . if you want to add a note to your products, you can send it to us with your order number from the ask a question to the seller section. weight of the product is 5.70 grams Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.