Oxidized .925 Sterling Silver Charm Size: Approximately 20 millimeters x 10 millimeters Not compatible with European style bead bracelets CARING FOR SILVER JEWELRY: When cleaning and caring for your silver jewelry, remember that if handled with care, it can last a lifetime without breakage or tarnishing. It's worst enemy is chlorine, which is found in pools or hot tubs. Keep jewelry away from harsh household chemicals as they can weaken your jewelry and damage the finish. Silver can lose its luster over time if repeatedly exposed to moisture, perspiration, body chemicals or makeup. Make sure to clean your jewelry regularly to remove these substances. You can use a cleaning solution of lukewarm water and a mild soap. After cleaning and rinsing, always dry and polish jewelry with a chamois or soft cloth to avoid scratches and to bring out its shine. Also, proper storage is very important. Always store your jewelry in a jewelry box, as this will prevent from breakage or tangling.