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Don't be sheepish when cold weather hits

The original DeFeet wool sock, the Woolie Boolie, has been consistently upgraded and remains an excellent choice for cold weather cycling socks.

Product details

  1. Wool manages moisture to keep you cool & dry in the summer and warm & dry in the winter
  2. Made from US merino wool
  3. Machine wash cool, tumble dry low
  4. 70% Merino Wool, 27% Nylon, 3% Lycra

More options


Gender Unisex
Fiber content 39% Nylon / 29% Merino Wool / 29% Recycled Polyester / 3% Lycra
Material Knit
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Weights are based off Trek pre-production products at time of publication. Weights may vary in final production.

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