Coir entrance mats use fibres taken from coconut husks. The husks are processed to form a dense mat surface. The finished mat has a rough texture. This structure helps remove dirt and moisture from footwear. They are often used in doorways and porches. They perform well in covered external spaces. https://coir-mat-cut-to-size82692.59bloggers.com/39586553/what-are-coir-mats