Denim (Denim) also called Liebo is a coarse thick yarn-dyed cotton twill warp faced, the warp dark in color, usually indigo weft light in color, usually gray or broiled practice after the white gauze. Also known as indigo denim. Began in the western United States, grazing personnel for the production of underwear named.
The fabric (woven fabrics, knitted fabrics, etc.) through professional dyeing equipment: singeing, faded pulp, bleaching, dyeing, mercerizing, finishing, pre-shrinking stereotypes, such as craft production out of the finished cloth is dyed fabrics.