Coir door mats rely on processed coconut fibre. The material has a naturally rough texture. The structure suits doorway placement. The mat surface scrapes dirt from footwear. This reduces the amount of debris entering a building. How Coir Fibre Is Produced The husk surrounding the coconut is the source material. https://coirentrancemats27146.bloginwi.com/73103017/understanding-coir-entrance-mats