With The Gritz Heirloom Cutting Board | WalnutHeirloom Quality simply refers to the level of quality and craftmanship that is expected to be handed down to our kids and grandkids. Usually End Grain. Which simply means the cutting surface is the end of the wood not the face or edge. This allows the cutting board to heal itself, so to speak, from the wear of your knifes edge. All Walnut, 14 1 2 by 11 2 1 2 inches thick. Non stick rubber feet on bottom All our Cutting boards are like fine whisky,