📏 Let’s take a look at how to finish the upper edge of the waistband in the invisible zipper area. Place the facing pieces and waistband pieces right sides together and pin them. Note that the edge of the facing should align exactly with the zipper teeth. Sew the seam, stopping about 5 cm before the zipper opening on both sides. Align the edge of the facing with the seam allowance edge of the zipper; a small overlap will form on the waistband side. Stitch along the center of the zipper tape. Ne