The crystal stud earrings set made using Swarovski crystals are recognizable by the 'Crystals from Swarovski' seal.</br>Metal of Earrings: Brass with 18K platinum-plated (Extra coating plating 0.5 mil thickness for long lasting shine).</br>Setting: Made with Swarovski Elements.</br>Hypoallergenic, Lead Free, Nickel Free, Safely and Comfortable for your Sensitive ears.</br>Package includes:Full Set of 7 pairs of Earrings with gift box.</br></br>Product Description</br></br><p> <b>CARING FOR YOUR CRYSTAL</b> <br> All Swarovski fashion jewelry is traditionally crafted and therefore very delicate. The metal is brass with platinum plated and each crystal is individually set . As a result, special care is required. Please follow the advice below. <br> <li>Store your jewelry in the original packaging or a soft pouch to avoid scratches.</li> <br> <li>Polish your jewelry frequently with a soft cloth to maintain its original, lustrous finish.</li> <br> <li>Remove jewelry before washing hands, swimming, and/or applying products (e.g., perfume, hairspray, soap, or lotion), as this could harm the metal. </li></br><li>And reduce the life of the plating, as well as cause discoloration and loss of crystal brilliance.</li> <br> <li>Put on jewelry last when dressing and take off first when undressing.</li> <br> <li>Avoid contact with chemicals and oiliness.</li> <br> <li>Avoid hard contact (i.e., knocking against objects) that can scratch or chip the crystal.</li> <br> </p></br><br/>http://www.amazon.com/gp/product/B01BDFEJLG