RUNNING II is our original mid-weight double layer sock that keeps you running comfortably longer. Improved stabilizer zone through arch helps keep the sock in place, and the patented 3rd attachment makes this an easy double-layer sock to pull on.

Inner Layer: 70% Recycled Polyester, 26% Nylon, 4% Lycra®
Outer Layer: 68% Recycled Polyester, 24% Nylon, 8% Lycra®