Earrings by Clare Hillerby Selected areas of original contrasting postcards are layered onto oxidised silver sheet with clear perspex on top. Secured with gold tube rivet. Features Primary Material : silver Other Materials : gold, perspex and postcards Fitting Type : Post Dimensions (mm) : 14x13x2 One of a Kind : No Metal : yellow gold 18ct Hallmarked : No Wire Material : silver Cleaning InstructionsCarefully clean oxidised items gently with a soft cloth, a little water can be used if necessary, avoiding paper areas. Papers are covered with perspex, to avoid scratching store it in its wrappings. They are not air tight so if water gets in, remove and leave to dry naturally. Avoid contact with perfume, washing up detergents, hair products etc and store away from direct sunlight.