Earrings by Alena Asenbryl Features Primary Material : acrylic Other Materials : precious white metal Length (mm) : 900 Fitting Type : Hook Dimensions (mm) : 900 x 250 One of a Kind : No Hallmarked : No Wire Material : silver Cleaning InstructionsThe whole piece can be rinsed with soapy water and dried by patting with a cloth. If the precious white metal tarnishes the whole item can be put in silver dip, this will not damage the plastic at all.