It is usually made of finely floor coconut or peat moss. The “peat” of coconut coir, pith looks like finely floor coconut or peat moss. It’s so tiny and absorbent that if you have been to use coco peat as your only rising medium, you could drown out the roots https://coirmatcuttosize00112.activosblog.com/36570456/about-coir-door-matting