Stitches and Abbreviations: (US terminology)
Chain – ch
Slip stitch – sl st
Single crochet – sc
Round(s) - rnd(s)

Material and tools:
150g, 150 -180m Worsted or Aran weight yarn.
Crochet hooks: E (3.5 mm) and G (4.5 mm) or size that gives correct gauge.
You can use any Worsted or Aran weight yarn of approx. 100 – 120m/100g.
You can use multiple strands of the yarns to make up a single strand of weight of approx. 100 – 120m/100g.

The hat is worked top down.*
Сrochet of flower for the hat Anka“ http://www.ravelry.com/patterns/library/ap-three-roses.