King Will Loop 8mm Rose Gold & Black Tungsten Carbide Wedding Ring for Men and Women Genuine Tungsten Carbide Classic, Heavy and Durable Great workmanship on high polish smooth innerface, bring you both the Elegance and Comfort. King Will's Free Jewelry box, save your giftwrap service fee, and help you store the ring much safer and longer. If you have any question, please post into "Customer Questions & Answers" at the bottom of this page.