Made in the USA from naturally rot- and insect-resistant cedar. The wood is 100% chemical free. * Boards slide into the corner posts without tools forming a secure garden frame. To install the decorative tops simply use a screw driver. * Stacking 2 of these makes your garden 21 inches tall (each kit sold seperately). * Package contains 21 boards, 6 corner posts, 6 decorative tops (6 screws for tops), and instructions * Greenes offers FAST Free Shipping. Orders are shipped the same or next business day with FedEx Ground and are delivered within 1 to 4 business days.