Earrings by Selina Campbell Features Primary Material : sterling silver Length (mm) : 30 Fitting Type : Hook Dimensions (mm) : 30x10x10 One of a Kind : No Metal : sterling silver Hallmarked : No Wire Material : sterling silver Cleaning InstructionsOxidised Jewellery doesn't require any cleaning. However the surface can shine up with wearing try to keep dry to prolong it black colour