Simple and classic, a polished stainless steel round hoop featuring a lightweight hollow tube design that measures 2mm thick by 15.5mm (5/8 inch) in diameter. They are finished with snap-down hinged posts that are comfortable and secure. E10710 Hypoallergenic, 316L stainless steel design Polished, hollow tube style Snap down, hinged post Weight is Approximately 2 grams Includes a custom Black Bow Jewelry Company gift box