Protection level 3 wool/Thorlon hiking crew socks for men and women by Thorlo. These hiking socks are designed for extended hikes in moderate to cold climates on varied or rugged terrain.

1) Midweight padding in the heel and ball protect the foot from shear and impact forces and helps prevent painful blistering.
2) Lace pad protects the top of foot against boot lace pressure.
3) Ventilation panel enhances wicking.
Fiber Contents: 53% THOR•LON® Acrylic, 33% Wool, 11% Stretch nylon, 3% Spandex.

Size 11 fits men's shoe size 5.5 - 8.5, women's shoe size 6.5 - 10
Size 13 fits men's shoe size 9 - 12.5, women's shoe size 10.5 - 13
Size 15 fits men's shoe size 13 - 15

Six Pairs Per Package.