King Will Men's 8mm Black Tungsten with Crisscross Pattern Single Cz Cubic Zirconia Ring Genuine Tungsten Carbide Classic, Heavy and Durable Classic, Heavy and Durable King Will's jewelry box, save your giftwrap service fee, and help you store the ring much safer & longer. If you have any question, please post into "Customer Questions & Answers" at the bottom of this page.