| Sock Size | US Men Shoe Size | Foot Length (in) | Recommended Use |
|---|---|---|---|
| S | 5‑7 | 9.0‑9.6 | Light hiking, everyday casual |
| M | 7‑9.5 | 9.6‑10.4 | Hiking, trail running, light work |
| L | 9.5‑12.5 | 10.4‑11.3 | Backpacking, heavy‑duty work, tactical, hunting |
| XL | 12.5‑15 | 11.3‑12.1 | Oversized feet, work boots, winter hiking |
| Sock Size | US Women Shoe Size | Foot Length (in) | Recommended Use |
|---|---|---|---|
| S | 5‑7 | 8.7‑9.3 | Road run, casual, light hiking |
| M | 7‑9.5 | 9.3‑10.1 | Backpacking, trail running |
| L | 9.5‑11.5 | 10.1‑10.8 | Ski / snowboard, winter hiking |
| Sock Size | US Kids Shoe Size | Foot Length (in) | Recommended Use |
|---|---|---|---|
| XS | 8‑11 (Toddler) | 6.2‑7.0 | Toddler casual & outdoor play |
| S | 11‑2 (Little Kid) | 7.0‑8.1 | Kid hiking, everyday wear |
| M | 2‑5 (Big Kid) | 8.1‑9.0 | Youth hiking, camping |
* All measurements are in inches. Measure bare foot from heel to longest toe.
* Sock fit works with low‑cut, crew, mid‑calf and over‑the‑cuff styles.
* If between shoe sizes, choose the larger sock size for better comfort with thick boots.
* Merino wool will stretch with wear; compression varies by cushion weight: light, mid, heavy cushion.
It's not often that feet get all the glory, which is why we loaded these moisture-wicking ski/ride socks with details that make em' fit an feel the best. The new Function X combines strategic cushioning and thinner, more breathable panels on top of the foot to reduce uncomfortable brunching and pressure. The payoff? Superior grip, better tech, and more control as you hunt for the next powder stash.
Machine wash in cold water on gentle cycle with socks inside-out. Do not bleach. Tumble dry on low or hang dry. Do not dry clean. You can learn more about how to wash merino wool socks here.