This Koa wood ring is made from genuine wood and cast in Titanium. Designed for those who live an active lifestyle, the wood used in these rings goes through a special setting process that makes them completely water proof! Moreover because of the titanium the rings are light weight and scratch resistant, you’ll love the way they feel on your finger! Perfect for surfers, boaters, paddle boarders, fishers, outdoor enthusiasts, or those who simply enjoy the natural beauty of real wood jewelry. This style has an 4mm width. Made in Hawaii, USA by Alamea the premier exotic wood jewelry manufacture.