Coir door mats rely on processed coconut fibre. The material has a naturally rough texture. The structure suits doorway placement. Shoes passing over the fibres release soil. This reduces the amount of debris entering a building. How Coir Fibre Is Produced The husk surrounding the coconut is the source material. https://zanderzurhd.collectblogs.com/84029548/what-defines-a-coir-door-mat