Mopani Wood is an African root wood which generally has a two tone appearance with a light top and a dark bottom. It sinks immediately, and releases tannins for a long period of time. Boil first if you want to remove tannins. Each piece is approximately 1 pound in weight and measures 6" - 12" long on average. If you are looking for something specific, leave a description of what you would prefer in the order description at check out and we'll do our best to find the perfect piece for you!