Hemp FIBER is a natural fiber derived from the Cannabis sativa plant. It is one of the strongest and most durable of all natural fibers. SISAL is a type of agave plant native to Mexico and Central America, whose fibers are used in rope, twine, and other products. HARL is a type of hemp fiber that is coarser than other types of hemp fiber. OAKUM is a type of hemp fiber that is treated with tar and used for caulking and packing material. JANAPA is a type of hemp fiber that is used in the production of paper. All of these fibers are used in various industries and have been used for centuries.