You will need: fabric with lycra; fusing; 1 zipper; 1 button; 2 studs.
Attention! Fabric consumption varies depending on the size of garment. First of all, print out paper patterns and lay them out at the width of fabric/ knit you plan to use, to see how much fabric you will need.
When sewing the garment, pay attention to notches- they must coincide.
1. Flap - 4 details
2. Pocket - 2 details
3. Front part - 2 details
4. Back part - 2 details
5. Button catch - 1 detail
6. Waistband - 1 detail
7. Belt loop - 4 details
Fusing: waistband, button catch, inner flaps.
Apply the fusing to wrong side of waistband, button catch and inner flaps.
Press pocket allowances under, topstitch them on the front part according to marking. Sew side seams. Trim flaps along three sides, turn them right side out, press and topstitch along the edges. Sew flaps to garment parts according to marks, with its edge to pocket upper edge. Turn the flap so that it was on the pocket with its inner side. Press, then topstitch on 0.7 cm (1/4") distance from joining seam.
Fold front parts right sides together, sew front middle seam stopping 2 cm (6/8") below inside leg seam.
Press zipper closure one-piece facing to wrong side. Sew the zipper under closure allowance left edge along the edge. Sew zipper free braid to right one-piece facing. Fold the button catch along the center wrong sides tigether, then serge along long and short edges. Topstitch zipper closure one-piece facing onto garment left button catch. Topstitch right edge catching the facing.
Sew inside leg seams. Press seam allowances apart. Insert both parts one into another right sides together. Sew middle seam upwards upper edge. Press middle seam allowances towards roundings.
Overstitch the belt loops along long and one of short edges. Sew the waistband to garment upper edge, right sides together, leave projecting piece on waistband left end for closure. When sewing, insert belt loop raw ends between waistband and the garment.
Press awistband joining seam allowance to the waistband. Fold the waistband along the center right side together and sew front ends. Turn the waistband right side out, topstitch it on the right side strictly along joining seam. Topstitch beltloops ready ends on the waistband.
Press garment hems under and topstitch.
Make a buttonhole into waistband right end, sew the button on the left one. Sew studs.