Coir door mats rely on processed coconut fibre. These fibres are stiff, coarse, and durable. This makes coir mats suitable for entrance use. The mat surface scrapes dirt from footwear. Indoor surfaces stay cleaner for longer. How Coir Fibre Is Produced Coir fibre comes from the outer shell of coconuts. https://martinvxhnh.bloguerosa.com/37910280/understanding-coir-entrance-mats