From the North American Schachenmayr website:
Texture is the headline of this waist-fitting jacket. The bobbles cover the entire garment while single crochet edges it.

Finished width dimensions:
40: 45: 50: 55: 60 cm
15.75: 17.75: 19.75: 21.5: 23.5 inches

Yarn Information:
Photographed in 00022 gold
17, 17, 18, 19, 20 skeins
2686, 2686, 2844, 3002, 3160 yards

Gauge notes:
- US D/3 to E/4 are the listed pattern hooks. The instructions state that either can be required in order to achieve gauge for the edging.