For Corona Render: it is recommended to install version not lower than 1.5, since the glossiness of materials is configured taking into account PBR. Polygon count without turbosmooth: 13154 Number of vertices without turbosmooth: 7100 Render: Corona (9) Formats:: 3Ds Max 2020, OBJ When importing an OBJ file, you need to apply a smooth or turbosmooth modifier. https://www.dwr.com/living-lounge-chairs/tubo-chair/2585480.html?lang=en_US