Parts List
The Null Button
(click on the images to see a bigger one)

Name Qtd. 01 - Hard Wood, 27.5 cm x 27.5 cm, 6 mm thickness (base) 1 02 - Wood, 27.5 cm x 3 cm, 1.5 cm thickness (border) 2 03 - Wood, 27.5 cm x 27.5 cm, 1.5 cm thickness (top) 1 04 - Wood, 23 cm x 3 cm, 1.5 cm thickness (under the top) 1