Coir mats are made from coconut husk fibres. The material has a naturally rough texture. They are designed to sit at access points. Foot traffic activates the cleaning action. This reduces the amount of debris entering a building. The Origin of Coir Mat Materials Coconut shells provide the raw fibre. https://throw-down-entrance-mats28147.smblogsites.com/39237658/understanding-coir-entrance-mats