Polypropylene

https://rugsplusonline.com.au/collections/material-polypropylene

Polypropylene (also known as olefin) is a very eco-friendly synthetic rug material, as it is made from recycled soda bottles, milk bottles and other plastic packaging. The outdoor rugs are 100-percent UV-stabilized polypropylene, so these rugs won't fade from sunlight and have great wear life.