Made in Vermont by Gardener's Supply. Choose from seven heights, each sized to fit standard 2 x 6, 2 x 8, 2 x 10 and 2 x 12 milled lumber. We also offer Rot-Resistant Cedar Boards. Set of 2 -- buy two sets to build a rectangular bed. The hardest part of building a raised bed is constructing corners that are square, strong and trim-looking.