The natural libers include at least one of kenaf fibers, jute fibers, flax fibers, hemp fibers, cellulosic fibers, sisal fibers, and coir fibers.

The porous paper can be prepared from a variety of sources, including wood pulp, kenaf, flax, or hemp.

In the cleaning of cotton, flax and kenaf and related materials in the ginning process there is typically a loss of cotton in the saw type lint cleaner.