That has a doormat thickness of no less than 1 inch, there is no require for additional non-eco-friendly backing for instance rubber or vinyl to carry the mat in place. Yes, coir matting is made out of 100% natural coconut fiber matting, which decomposes with time and enriches the soil. https://claytondqahw.blogzet.com/the-definitive-guide-to-coir-mats-49238993