NARMO charms are made of 925 sterling silver,polished finish,comfort fit Various styles,suitable for yourself,mother,wife,bestie,or any other women you loved Widely used for daily wearing,wedding,date,party or any accasions,and as a surprise for Christmas,birthdays,anniversaries,Valentine's Day,etc Please avoid contact with chemical substances to prevent oxidation and fading Please store in a cool dry place,like a jewelry bag or box