Ego chair by designer Karim Rashid. Main 3dsmax file with turbosmooth modifier. Dimensions are before applying turbosmooth modifier. Two versions of material: CoronaLegacyMtl and CoronaPhysicalMtl. Three colors of plastic. Render of mesh on preview without turbosmooth modifier.
https://www.stirpad.com/products/karim-rashid/furniture/indoor/the-ego-chair/