All Rugs Free Shipping. The Evolution collection uses elements of the natural landscape, captured in artistic form, to add beauty to your floor. It evokes a sense of harmony emulating natural processes such as oxidation, patina and weathered surfaces of rust, bark and stone. Utilizing a mixture of textured yarns, both shiny and matte, the Evolution collection will define your space with dimension and visual interest. machine-woven of nylon/polypropylene blend in the USA.