You should know how to crochet following stitches (US terminology):
ch (chain), sl st (slip stitch), hdc (half double crochet), dc (double crochet), tr (treble / triple crochet), dc2tog (double crochet 2 together), FPdc (front post double crochet), BPdc (back post double crochet)

Crochet level:
Intermediate advanced

Size:
Bag is about 26 cm / 10 ¼” wide and 26 cm / 10 ¼” tall with the gauge mentioned in this pattern. The size will vary with the yarn and hook size used.

Exact gauge is not critical.

Recommended materials:

● 260 g / 6 skeins / 650m / 715 yds of Scheepjes Catona (Fingering, 100% Mercerised Cotton; 50 g / 125 m / 136,7 yds) in 402 (Silver Green) color.
● Crochet hook 2.5 mm, tapestry needle, hand-sewing needle, yarn color matching sewing thread.
● 2.5 cm / 1’’ 2 metal D-rings and 2 metal snap hooks for attaching a strap.
● Optional, you can make a lining (measure the bag before purchasing).
● Zipper if you like (measure your finished bag before purchasing)
● Decovil Heavy (or any other interlining) for the bottom of the bag approximately 4 cm (1.6”) by 23 cm (9”). (Measure the bottom of the finished bag before purchasing)