This pattern requires techniques as single crochet, double crochet, chain stitches and double crochet stitches worked in groups of 2 or 4.
The bag is worked up from squares which are joined as we go.
At the end the bag’s straps are added.
The bag can be worked in any yarn weight you want. Using a thinner yarn will result a smaller bag and using a thicker yarn you will have in the end a bigger bag.

One square measures 15 cm diagonal