Mattress Stitch~ It can be worked 1 st in from the edge or 1/2 st in from the edge, depending on how neat edge of fabric is&how thick yarn is.With knit side of work RIGHT side, work under two rows at a time,With purl on RIGHT side,it's better to work under 1 row at a time.The secret of good m. stitching is to keep the seam elastic without letting it stretch too much.Work m. stitch loosely for 1 or 2cms, pull thread firmly so stitches are held tog tightly,Now stretch this seam slightly.
Begin Cast on 77 (123, 165, 181, 247) stitches. Row 1: *K1, p1, repeat from * to last stitch, k1. Row 2: *P1, k1, repeat from * to last stitch, p1. Row 3: Repeat Row 2. Row 4: Repeat Row 1. Repeat Rows 1-4 until work measures desired length. Bind off in stitch pattern and weave in the ends!