Protection level 2 lightweight mini-crew running socks by Thorlo. These lightweight running socks are designed with midweight padding for those who prefer a moderately thick sock.

1) Midweight padding in the ball and heel provides better durability and protection against shock, impact and shear forces.
2) Lightweight padding in arch for better fit and arch support.
3) Flat knit stretch nylon at instep for less bulk and ultimate fit.
Fiber Contents: 75% THOR-LON Acrylic, 24% stretch nylon, 1% spandex.

Size 11 fits men's shoe size 5 1/2 - 8 1/2, women's shoe size 6 1/2 - 10.
Size 13 fits men's shoe size 9 - 12 1/2, women's shoe size 10 1/2 - 13.

Six Pairs Per Package.