1. Single top stitched seam: Stitch a plain seam, press the seam edge to one side and make a row of machine stitching, close to the seam line on the right side catching the seam allowances. Single top stitched seam Double top stitched seam 2. Double top stitched seam: Stitch a plain seam and two lines of stitching is done on the right side of the garment, one on either side of the seam line, after the seam allowances are pressed open.

Knitting is the construction of the fabric by forming the yarn into loops which hang upon the other. This fabric may be constructed by a single yarn or by a group of yarns running lengthwise. Another definition of knitting is as follows-Knitting is a cloth of interlocking loops from one or more yarns or from a series of yarns. The construction of a knitted fabric is evaluated by the number of stitches or loops that can be counted in any square inch.