OCEANTEE source, manufactures and packs their tees in one location which reduces their ecological footprint. But why would they use Bamboo? Simply put, Bamboo can reach growth rates of up to 3.5ft per day without the need of any artificial interjections. Consider that this is 1000 times faster than Oak and you can quickly see the benefits of using this sustainable material. And on the plus side, this fibrous grass is flexible, tough and less likely to snap than your standard wooden tee.