Barbed wire lets nothing pass it. A Wired cowl is one of the best ways of keeping the cold from reaching you and the warmth from fleeing.

Wired is a cowl with barbed wire patterning adjustable in both length and width. Knit in DK or sport weight yarn and use needles that gives you the density you prefer. The pattern is charted.

Grey cowl in 2 skeins Madelinetosh DK in Charcoal 100% Merino, 225yd/206m per 100g on 5 mm (US 8) needles.
Finished size: width 30 and circumference 102 cm (12 x 40 inches). Gauge: 19 stitches per 10 cm in garter stitch.

Blue-green cowl in 1 skein Malabrigo Yarn Arroyo in Indiecita 100% Merino, 335yd/306m per 100g on 4,5 mm (US 7) needles.
Finished size: width 22 and circumference 60 cm (9 x 24 inches). Gauge: 20 stitches per 10 cm in garter stitch.