Brick and Board Stacking Shelves. Highly customizable, can make a multitude of different arrangements enough for several different shelf units. Solid Fir boards (laminated and painted black) Bricks all painted black (a few scuffs on some). Dove-tailed Bee boxes painted black Six sizes of board: (48.25 x 20.5") x 3 (36 x 16.25") x 1 (36 x 10") x 2 (33 x 11.5) x 1 (19 x 14.75") x 1 (45.5 x 11") x 1 Four sizes of bricks: (12 x 12 x 4.5") x 8 (9 x 7.5 x 2.25") x 4 (8 x 5 x 3.75") x 7 (7.75 x 4 x 2.5") x 4 Bee boxes: (20 x 16.25 x 6.75") x 2