A textile material for use in connection with a carrier includes a non-woven fibrous layer which has an irregular surface, and a plurality of separate, round, fiber aggregates, each composed of substantially spherically intermingled fibers. A multiplicity of connecting fibers connects the fiber aggregates...http://www.google.es/patents/US4481247?utm_source=gb-gplus-sharePatente US4481247 - Textile material
