Cufflinks by Gerlinde Huth These earrings come in two different finishes. Please select your choice from the finish drop-down menu. Features Primary Material : sterling silver Fitting Type : hinged bar Dimensions (mm) : 20x20x5 One of a Kind : Yes Metal : sterling silver Hallmarked : Yes Cleaning Instructions If the piece needs cleaning immerse into Silver Cleaning Solution (e.g. Goddard's Silver Dip) rinse well with Water afterwards and dry with a soft cloth without rubbing the piece too much as it will shine the matt surfaces.