This is what you’ll need:

Worsted weight yarn, 1 skein of 100gr/3,5oz is more than enough
Crochet hook 5mm
Yarn (or embroidery) needle

Stitch abbreviations:

sc = single crochet
st = stitch
ch = chain
sl st = slip stitch
dc = double crochet
fpdc = front post double crochet
sc2tog = single crochet 2 together