Size G (4.25 mm) hook
Size 4 Mainstays, Blue Multi, medium weight yarn

Stitches in US terms:
Ch chain
Sc single crochet
Dc double crochet
Shell shell stitch (work 2 dc, ch1, 2 dc in same stitch)
Vs v stitch (work 1 dc, ch1, 1 dc in same stitch)

Stitches in UK terms:
Ch chain
Dc double crochet
Shell shell stitch (work 2 tr, ch1, 2 tr in same stitch)
Vs v stitch (work 1 tr, ch1, 1 tr in same stitch)