King Will Basic Men's 10MM Black Tungsten Carbide Ring Brushed Matte Wedding Engagement Band 10MM Black Brushed/Matte Tungsten Carbide Ring All of tungsten rings are scratch resistant & Comfort Fit Design We are committed to LIFE TIME WARRANTY! Each item will come with a top quality ring box valued more than $5.99 To ensure you receive the authentic King Will item, please only buy from seller: Brandline. King Will If you have any question, please post it in the part of "Customer Questions & Answers" below the page, you will get the answer by us or buyers as soon as possible