TODO Update outdated information

Materials needed:
* 20mm Thick hard foam board
* 40mm or thicker hard foam board for legs
* Dark grey fabric: 220x27cm
* Total of about 2m long, 20mm wide aluminium T profile
* Total of about 2m long, min 10mm wide aluminium L profile
* A bunch of screws to hold everything together

Caution, mixing screws and profies of different metals may lead to galvanic corrosion