You will need: gabardine; 1 zipper; 1 button; hard interfacing for the belt.
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.
Back part - 2 details
Front part - 2 details
Belt - 1 detail
1. Sew side seams, leaving an unsewn part (for zipper) left seam upper part. Sew middle seams. Sew front and back seat seams with one stitch.
2. Press zipper allowances into wrong side. Sew the zipper from inside neatly.
3. Join the beltand the interafcing. Sew the belt to pants upper edges, leaving closure allowance on the back end. Fold the belt (half-wide) into right side, trim ends neatly. Turn the inner edge of the belt and sew it on the joining seam. Make a buttonhole into bend front end. Sew the button accordingly to the belt allowance buttonhole.
4. Press the hem allowance under and sew it.