Built for the journey. . . Woolie Boolie is our first and most popular cold-weather sock offered in the wool collection. Carefully designed and crafted with a fully cushioned sole and comfort top. Perfect function on the skin - DeFeet Wool is soft, naturally insulating, breathable, and fights odor-causing bacteria. Knit into a mid-density fit profile, so it hits a sweet spot that doesn?t take up too much space inside your shoes. It provides ultimate warmth in adverse condition

The versatility is mind-boggling, from riding, running, playing, to sleeping in them. The moment you lay hands on a pair, you will feel the substance and quality.

Wool fibers inherently manage moisture to keep your feet cool & dry in the summer and warm & dry in the winter

DeFeet Wool is resilient, renewable, and sourced entirely within the USA, with product production in Western North Carolina. Woolie Boolie is our four-season workhorse for active wearer

SIZE CHART

SMALL (women shoe size 6-8, men 4.5 - 6.5, EU 36-39.5)

MEDIUM (women shoe size 8.5-10.5, men 7-9, EU 40-42.5)

LARGE (women shoe size 11-13, men 9.5-11.5, EU 43-45.5)

XLARGE (women shoe size 14+, Men 12-14, EU 46-48)