John Boos Walnut Chopping Block, Reversible, End Grain, 20"x18"x2-1/4"

A John Boos walnut chopping block (WAL-CCB2418-225). Official specs: 24" x 18" x 2-1/4", 28 lb. American Black Walnut, end-grain, reversible with recessed finger grips, oil finish. Made in the USA with domestic and imported materials. Official care is Mystery Oil, then Board Cream. Specs from John Boos' walnut CCB 2-1/4" page (24x18 size). Store title says 20"x18"; official size and the store URL are 24x18x2-1/4".

The big walnut block. Official size is 24 by 18, not 20.