Non-woven fabric (NWF) is temperature resistant very thin and is suitable for uneven surfaces. Nonwoven Fabric is the generic term for an industrial product similar to fabric yet obtained through procedures other than weaving (intersection of warp and weft threads through the frame) and knitting. Sometimes this matter is also referred to as nonwoven in Italian too using the English word. The manufacture typically uses fibres arranged in layers or crossed which are joined together mechanically (e.g. with needles) with adhesives or by thermal processes. The characteristics of an excellent nonwoven fabric are: