Traditional Classic Plain Coco Coir Doormats and Coco Matting. Natural coir fibres are strong and last for years, if you are unfamiliar with coir those are the brown fibres on the hard inner shell of the coconut. We have a variety of natural plain coco coir mats for you to choose from. Plain Coir Mats are eco-friendly mats as they are made out of 100% natural coir fibres which are taken from the outer husks of coconuts. These coir mats are very functional as they effectively scrub the dirt, mud and moisuture from shoes and prevent it from tracking inside. Because of its natural coir fibers it is extremely durable, and lasts for a long time. Highly resistant to water, these coir mats can sustain any salt water damage.