These earrings have been crafted with a 9ct Yellow Gold Tube in a Twist Pattern and the earrings are internally filled with Silver. . Material: 9ct Yellow Gold Outer core internally filled with silver. . Dimensions: 2.5mm wide x 24mm Diameter with a Bar Fitting. 9ct Yellow Gold Silver Filled Twist Hoop Earrings. . Hoop Earrings. Essential Jewellery. . M2248. These Earrings have a solid sterling silver inner tube with a 9ct Gold Layer encased around. This means your Earrings won't dent like a hollow Earrings or have the plating come off due to scratching.