Finished size:
Size M: 160 cm (63 in) wide and 56 cm (22 in) deep
Size L: 195 cm (77 in) wide and 81 cm (32 in) deep

Yarn:
Hedgehog Fibres Sock (400 m/437 yd per 100 g). Shown in old Villain (variegated red).
Knitlob’s Lair Tuulen Tytär (400 m/437 yd per 100 g).

Yardage:
Size M: 400 m/437 yd or 100 g of color A (teal) and 380 m/415 yd or 95 g of color B (variegated red).
Size L: 800 m/874 yd or 200 g of color A and 760 m/830 yd or 190 g of color B.

Gauge:
16.5 sts and 23 rows per 10 cm in two-color brioche blocked, but gauge is not crucial. The model shawl was 160 cm (63 in) wide and 56 cm (22 in) deep, measured several weeks after blocking when the fabric had relaxed a bit and gauge was 16 sts and 28 rows per 10 cm. The shawl was larger right after blocking and when the photos were taken.

Needles:
3.25 mm/US 3, or the size you need to make gauge.

Other supplies:
Three stitch markers.