Bracelets by Gerlinde Huth Features Primary Material : silver Length (mm) : 170 and 180 One of a Kind : No 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