This basswood carving block is 12.4" long, 12.3" wide and 4.6" thick. It is kiln dried and planed smooth on the top and bottom. It does not contain pith. Our basswood is sourced in Northern Michigan. This block has a knick in the side as seen in the second picture. There is only 1 block in this exact size. If you need additional pieces that you don't find on our website, please contact us at 989-709-6477 or info@janishwoodworks.com.