The Hoops version of our best-selling Astra Studs is here, with the same round star-shaped center that shines brightly, just like you. Please note that the Astra hoops are sold as a PAIR. Description: Material: 925 Sterling Silver with 14k Gold Plating and Cubic Zircona Colour: Gold Dimension: 10mm diameter We recommend the following care to maintain its longevity and maximize its shine. Remove before showering, exercising, swimming or going in a hot tub. Allow perfume, lotion & sunscreen to dry completely before wearing. Store in a cool, dry place, ideally in separate compartments to avoid scratching. Clean your jewelry carefully with a soft, non-abrasive and lint-free cloth or chamois to help maintain or bring back its shine. We do not recommend the use of any jewelry polishing cloths which have been treated with cleaners or polishing agents.