Big bag in crochet

Measurements:
350 mm x 270 mm

Materials:
155 grams fine cotton thread No. 8/3; 2 buckles; 900 mm x 350 mm about fabric to line inside the bag 1 zipper 350 mm long, crochet needle steel No. 00.

Stitches:
Chain Stitch, Half Double Crochet, Double Crochet, Fantasy Stitch (see graph)

Realization:

BACK:

Beginning from top with 100 ch and work with h.d.c. At 150 mm high, decrease 1 h.d.c on each side every 1 r. Then, 3 h.d.c closed together on each side and in every r. until you have 270 mm high.

FRONT:

Beginning from top with 133 ch. and work with fantasy stitch. At 150 mm high, decrease 1 stitch on each side in all r. until you have 270 mm high.

BASIS:

10 ch and work with h.d.c. At 60 mm high, increase 1 h.d.c on each side every 3 r. until you have 120 mm width and 240 mm high. work without increases along 300 mm and then, decrease 1 h.d.c on each side every 3 r. At 240 mm high counting from the decrease, work without decreases 60 mm. Cut the thread and finish.

STRIP:

10 ch and work with h.d.c. At 700 mm high, cut the thread and finish.

Ending:
Sew the parties.
Place the fabric, stitching only at the top.
Place the zipper.
Sewing the strip at each end, placing the buckles.

References:
No.: number
r.: row
rep.: repeat
ch.: chain stitch
h.d.c: half double crochet