Your bid is for 21 pieces each of thin kiln dried SANDED Walnut, Cherry, Hickory, Sassafras, Sycamore, Red Oak, and Maple for a total of 147 pieces. Excellent clean and clear thin lumber for use in many woodworking projects. Each piece measures 12" X 3" X 1/4". Sanded to thickness on the top and bottom surfaces. See our other listings for different types of thin lumber. Custom sizes also available. A great value for the wood shop. FREE delivery to your door!