This unique creations Uses the 1960s engineering tool "Spirograph" along with newly developed computer programming and the latest in 3D printing tech,they’ve basically created a DIY stool station! All you do is draw your spirals using a plastic disk onto the provided Wacom tablet, adding the third dimension by slowing down or speeding up your movements.So when the data on your speed is collected by the computer, leg height, depth, and overall structure of the object are decided and mapped.The machines were effectively set to create coffee table height design, but are configurable to numerous projects with variable heights.