Coconut coir is a natural fiber extracted from the outer husk of coconut and used in products such as floor mats, doormats, brushes and mattresses. Coir is the fibrous material found between the hard, internal shell and the outer coat of a coconut. Specification: Dried clean, golden brown, bright. Moisture: Max 20 % (+-2%) Impurities and dust: Max 3 % Volume: 170cm x 70cm x 40cm Length of fiber string: 5-25cm (80% 20cm+)