Teak Extra Strong, Mostly straight grain, Tan to dark brown with black streaks Special groove helps to hold hair in place, Lots of natural Oil in the wood About 6" long by about 1/2" at widest point Superior strength with a nice semi-gloss finish Hard to find with the special groove Teak (Tectona Grandis) is known for its use in the boat building industry, straight grain, and superior strength. There is a lot of natural oil in the wood which gives it preservative ability and is used a lot for outdoor furniture . The Sticks are Six (6) inches long with the special groove running the entire length gives special holding power.