Enzyme Washing is the use of cellulose enzymes to soften the jeans and lighten a colour. The cellulosic used because they loosen up the indigo dye in the denim. The primary purpose of the enzyme wash is to make the denim appear worn, rugged, broken in and used. Stone-wash sometimes referred to as Enzyme wash, familiar in denim wearing. Typical in denim, due to its unique fabric construction they get finer the more they are worn. An old Jean is famous for the white and blue texture that appears on the warp and weft of the garment. In fashion required on fresh articles and enzyme wash designed to create this effect on garments.