Coir mats are made from coconut husk fibres. The material has a naturally rough texture. They are designed to sit at access points. The mat surface scrapes dirt from footwear. Less dirt reaches internal floors. The Origin of Coir Mat Materials The husk surrounding the coconut is the source material. https://coirentrancemat57887.ltfblog.com/37726894/what-defines-a-coir-door-mat