Hevea Brasiliensis is an eco-friendly, Environmentally Farmed Timber (EFT) more commonly known as Rubberwood. Its strength is comparable to American Red Oak but grows at a faster pace making it a better renewable resource. Additional to the ecological benefits, Hevea Brasiliensis is an extremely durable material and is resistant to many fungal, bacterial, and mold conditions. You can read more on Havea Brasiliensis or visit the Wikipedia's description.