The archive contains one model of the rug with the configured Multi / Sub-Object material with different materials, changing the ID of the carpet itself you will change its material. The dimensions of the carpet are 1500x2000 mm, the pile is adjusted with the material using the Displacement map.
The model has a TurboSmooth modifier with the Render Iters function: from 1 to 2 values, if necessary, you can add the required number of segmentation by changing this indicator to a large number.