Textile Fibers Cotton Kapok Natural Fibers Seed Fibers :: cotton and kapok Leaf Fibers :: fique, sisal, banana and agave. Bast/ Skin Fibers :: flax, jute, kenaf, industrial hemp, ramie, rattan, and vine fibers. Fruit Fibers :: coconut (coir) fiber. Stalk Fibers :: straws of wheat, rice, barley, and other crops including bamboo and grass. Tree wood is also such a fiber. Animal Fibers silk, sinew, wool, catgut, angora, mohair and alpaca. Animal Hair (wool or hairs) :: sheep's wool, goat hair (cashmere, mohair), alpaca hair, horse hair, etc. Silk Fiber of cocoons. Avian fiber: Fibers from bird Feathers. Man-made fibers * 3.1 Cellulose fibers :: Acetate · Art silk · Bamboo · Lyocell (Tencel) · Modal · Rayon * 3.2 Mineral fibers :: Glass · Carbon (Tenax) · Basalt · Metallic * 3.3 Polymer fibers :: Acrylic · Aramid (Twaron · Kevlar · Technora · Nomex) · Derclon * 3.4 Microfibers :: Modacrylic · Nylon · Olefin · Polyester · Polyethylene (Dyneema · Spectra) · Spandex · Vinalon · Zylon