When cleaning a coir runner or a coir mat, you have to be a little careful. It must not get too wet. Here is the cleaning tip:
Cleaning a coir runner
It is best to clean the runner in the bathtub (shower) under running water and hang it up to dry. Do not lay it down while damp, otherwise you run the risk of it starting to rot.
Read also: Cleaning bamboo furniture
Photo by Sabine, meinhaushalt.at