6mm Natural Hawaiian Koa Wood and Abalone Inlaid Tungsten Half/Half Wedding Ring Item Number:TUR4023 Material: Tungsten, Koa Wood and Abalone Shell Band Width:6mm Feature: Waterproof, Comfort Fit This beautiful ring features natural Hawaiian Koa wood and Abalone shell inlaid in Tungsten. Tungsten is an extremely durable metal that does not scratch or tarnish which is ideal for long lasting wear. Price and Quality Guaranteed Shipping: Most orders will be shipped out the next business day with a choice of USPS shipping options. It will take about 3-5 business days for delivery. Additional charges will be applied for expedited services. Return and Exchange: You may return your order withing 14 days if you are not satisfied with your purchase or exchange the item for a different size. **For all exchanges shipping fees will be the customers responsibility.** **For all returns customers must pay for return shipping. All shipping fees are not refundable for whichever shipping services that was used for the order.** **Personal and business checks will not be accepted** **All personalized items cannot be returned or exchanged.** Please contact us for any additional information. All of our items are shipped from Honolulu, Hawaii. What is Koa? In the Hawaiian language Koa means brave, bold, fearless and warrior. Koa or Acacia Koa is a large tree, typically attaining a height of 15–25m (49–82ft) and a spread of 6–12m (20–39ft). In deep volcanic ash, a koa tree can reach a height of 30m (98ft), a circumference of 6m (20ft), and a spread of 38m (125ft). It is one of the fastest-growing Hawaiian trees, capable of reaching 6–9m (20–30ft) in five years on a good site.