![](https://static.dezeen.com/uploads/2020/12/ultraleggera-bartek-pawlik-design_dezeen_2364_sq2-411x411.jpg)
Oskar Zieta's Ultraleggera is an inflated metal chair that weighs less than two kilograms
Dezeen Showroom: Polish designer Oskar Zieta of Zieta Studio has developed an ultra-light chair by welding together aluminium sheets and blowing them up as if they were balloons. More