The electrical set ( not included in delivery)

It is sustainable

and makes you feel all-around fitter and more content

while the additional backrest gives your back the opportunity to take a short break from 'swopping' every now and then

it looks like one too

Aeris Swopper Wollmischung Select pastellblau Strut type:low The electrical set ( notThe Aeris Swopper office stool is ideal for long periods of concentrated sitting in the office or home office. Through its movement in all three dimensions (forwards, vertically and to the side), it strengthens the back, promotes an upright sitting posture, increases concentration and makes you feel fitter and happier all round. The Swopper is available with a glider foot ring or a roller foot ring and the seat height can be continuously adjusted.