Earrings by Sarah Packington Stud earrings made from a polished acrylic hollow dome, dyed jade on the inside only to give an interesting optical effect. Features Primary Material : acrylic Other Materials : sterling silver Fitting Type : Post Dimensions (mm) : 11x11x5 One of a Kind : No Metal : sterling silver Hallmarked : No Wire Material : sterling silver Cleaning InstructionsAvoid spraying with perfume, hairspray, or any alcohol based products.Clean with mild detergent and a soft cloth, or rub very gently with a 'silver cloth'.