In the settings Environment - Effects - Hair&Fur - Hair - geometryThe model is rendered very quickly and 500k hair is enough. Depending on the distance, change the number of hairs. The model is more likely for long and medium angles.
There are two versions in the archive for mm and for cm.The export file without wool contains settings in the archive.The render with grey background is example of open file press render (with white background) that's what you get.