All HACKNEY NINE Jewellery is crafted from a premium graded alloy & infused with pure 18k traditional gold and 18k white gold (silver toned) that does not corrode, rust or discolour when exposed to water, sweat or humidity. And, say goodbye to itchy ears, redness, irritations and skin turning green. Our jewellery is free of all toxic elements such as nickel, lead, cadmium, and zinc that cause these reactions. Stay stylish and comfortable with our hypoallergic jewellery!