My Identity Doctor - Womens Medical Alert Bracelet, Fancy Steel Chain SIZING: Measure wrist around smallest part slightly snug. Order the size you measured (or larger, sizing down is easier). Your item will arrive to fit the wrist size ordered with little room for comfort. Hypoallergenic Surgical Steel, Non Corrosive, Will Not Tarnish, Water Will Not Affect This Item Item is Shipped Blank to Allow for Customizing Locally Medical bracelet can be adjusted with proper tools - extra links are also provided Stainless Steel, Non Corrosive, Will Not Tarnish, Water Will Not Affect This Item - Medical ID Wallet Card Included