engineered wood flooring , 3 layer engineered flooring ,aok, 1860x148/189x15/4 or 14/3 , AB or ABC or ABCD or BCD grade , engineered wood flooring , aok, 1210/910x165/127x15/12 , species size pls contact us. AB or ABC or ABCD or BCD grade ,burshed , hand scraped, distressed ,carbonized shape. lacquered or oiled , please contact us for more details