Detailed Product Description Features: 1) Boards are manufactured by hand from plywood 2) They are sealed with a waterproof coating, then with varnish surface. This is to assure a long life for the boards 3) Material: usually is poplar wood, we also have other timber 4) Specifications: 30', 35', 37', 39', 41', 43' and other customer required specifications 5) Please visit our website, and give us ...