Coir mats are produced from natural coconut fibre. 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 are used inside buildings and under canopies. https://anti-slip-matting40748.bloggerswise.com/47794944/understanding-coir-door-mats