Natural coir mats use fibres taken from coconut shells. The material has a naturally rough texture. They are designed to sit at access points. Foot traffic activates the cleaning action. Less dirt reaches internal floors. The Origin of Coir Mat Materials Coir fibre comes from the outer shell of coconuts. https://entrancehallmattingsuppli68887.thezenweb.com/an-introduction-to-coir-mats-77497219