From the Knit Picks Website:
A trendy looping scarf that you can wear in any number of ways! Perfect addition to any simple outfit.

Yarn:
Knit Picks Elegance discontinued
(70% Baby Alpaca, 30% Silk; 110 yds/50grms):
Lilac 23531, 2 balls

Updated version (pdf modified October 15, 2014):
Knit Picks Galileo
(50% Merino Wool, 50% Viscose from Bamboo; 131
yds/50grms):
Quartz 26093, 2 balls.

Needles
Size 17: straight or circular
Adjust needle size if necessary to obtain correct gauge.

Invisible cast on recommended. Garter stitch graft the invisible cast on edge with ending edge to finish.