In single yarn the irregularities may be due to the inclusion of knots, loops, curls, slubs and the like. In plied yarns the irregularities may be due to a variable delivery of one or more of its components or to twisting together dissimilar single yarns.

20. 4 PREPARING PATTERNS OF DIFFERENT TYPES OF YOKES: 1. Yoke without fullness: This type of yokes can be of variety with different shapes and size. To prepare the pattern for this, take the front bodice pattern and draw the yoke line from shoulder to center front as desired. For a curved or V shaped yoke, this method must be followed, for a straight line yoke, draw line from armhole to centre front of bodice pattern. Label both the section.