Knitting is the construction of the elastic, porous fabric, created by interlocking yarns by means of needles. Knitted fabrics can be made much more quickly and easily than woven fabrics at comparatively less cost. Knitted fabrics are used for designing active clothing such as sports clothing. Their elastic nature permits for abundant physical activity. There are a few type knitted fabric more often see which are Single Jersey, Rib knits, Double knits, and Pique, etc.