Will Queen Hawaii Koa Wood Inlay Men's Tungsten Wedding Bands Mirror Polished Tungsten Stripe 8mm Promise Rings Couples Engagement Matching Rings Superb craftsmanship of Hawaii koa wood inlay Hawaii koa wood features its unique and rich texture of grain which is unlike any other wood The wood is encased in a crystal clear resin and protected by the strength of tungsten A fresh and exotic style is expressed by the polished silver white stripe and rich texture of Hawaii koa Express your unique sense of style with a bold and powerful metal