Topstitching zipper
Stitching along the zipper tape seam to secure the allowances and lay the zipper flat.
Where it is used
Fly topstitching
p. 19- Sew the fly topstitching along the marked line.

Flap Assembly - Step 3
p. 8- Turn the flap right side out, gently push out the corners, and press it flat. Baste along the seam edges, then topstitch 0.5 cm from the edge for a neat finish.

Attaching Flaps - Step 2
p. 9- Fold the flap downward and press it flat. Topstitch the flap, keeping a 0.5 cm distance from the seam.

Attaching Flaps - Step 1
p. 9- Place the flaps face-to-face on the front piece, aligning along the seam line. IMPORTANT! The open edge of the flap should be at the bottom. Stitch the flap in place, then trim the allowance down to 3–4 mm.

Step 20
p. 9- Stitch along the top edge of the back and armhole, extending 0.1 cm into the strap as far as possible.

15. Lining Preparation - 15.5
p. 9- Mark the starting point for inserting the invisible zipper according to the template guidelines.

19.6. Pinning Waistband to Lining
p. 11- Turn the skirt right side out and smooth the lining. Pin the waistband edge to the top edge of the skirt lining, with right sides together, through the zipper opening in the center seam.

20. Pinning & Sewing First Zipper Side
p. 12- Unzip and pin one side of the zipper tape to the right edge of the closure, lining up the edges and the tape’s border. Place the folded top edge of the zipper at the waistband notch. Sew one side of the zipper tape using a special presser foot for invisible zippers. Seam allowance: 1.0 cm.

20. Zipper Preparation
p. 12- Pre-shrink the zipper tape. Secure the top corners of the zipper tape at a 90-degree angle.

20.5. Marking Opposite Zipper Side
p. 13- Zip up the tape and mark the opposite side of the tape at the waistband seam.

20.7. Stitching Second Zipper Side
p. 13- Stitch the second side of the zipper tape in place, using a 1.0 cm seam allowance.

20.8. Checking Zipper Alignment
p. 13- Zip it up and check if the waistband seam is perfectly aligned.

Related terms
requiresSingle-toe presser foot
← depends onBasting inner collar