Crochet pattern of a cool sweater
Language: English, Dutch, German

Size: S - 2XL

Material:

Hook: 5 mm / G

Yarn:
4 Skeins Royal Green (= 400 Gram)
Some dark grey (± 50 gram)
Knit gauche: 18 x 28 (10x10 cm) in stockinette stitch (as shown on most yarn labels)
The gauche of dc: 12 stitches x 8 rows

Abbreviations
ch = chain
sl st = slip stitch 

sc = single crochet
hdc = half double crochet
dc = double crochet
dcfp = double crochet front post
dcbp = double crochet back post