Natural coir mats use fibres taken from coconut shells. Coconut fibre provides strong brushing action. 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 Coir fibre comes from the outer shell of coconuts. https://antifatiguemat07268.dm-blog.com/39490111/what-defines-a-coir-door-mat