Serge (fabric) with worsted warp and a woollen weft. Denim is a cotton fabric with a similar weave; its name is believed to be derived from "serge de Nîmes" after Nîmes in France. Serge (fabric) Serge is a type of twill fabric that has diagonal lines or ridges on both sides, made with a two-up, two-down weave. The worsted variety is used in making military uniforms, suits, great coats and trench coats. Its counterpart, silk serge, is used for linings. French serge is a softer, finer variety. The word is also used for a high quality woolen woven fabric. The name is
Crypton (fabric) contains no volatile organic compounds nor formaldehyde. It was developed in 1993. Crypton (fabric) Crypton is a name for a patented technology for the treatment of fabric to prevent it from becoming stained and to resist and inhibit the growth of bacteria. It is commonly used in the upholstery industry, and is popularly used in hotels and on cruise ships. Fabrics which are subjected to this technology become what the manufacturer describes as "Crypton Super Fabrics", and become able to resist penetration by water such that any water-based liquids which are applied to the fabric do not soak into it