Learn about wool fibre, a natural protein fibre obtained from sheep and other animals. Discover its characteristics, microscopic structure and applications in clothing, carpets, upholstery and bedding. Wool , animal fibre forming the protective covering, or fleece, of sheep or of other hairy mammals, such as goats and camels. Prehistoric man, clothing himself with sheepskins, eventually learned to make yarn and fabric from their fibre covering. This guide will cover the entire wool fabric and its origins, characteristics, types and uses and care techniques – so you will understand why it’s called “nature’s performance fiber”.