| 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.
We don’t use strings, but if we did the Element Micro Crew is first-string varsity all-pro. Easy on the eyes yet loaded with features, this Merino Wool Run sock offers top foot breathability and ultra-marathon durability that won’t quit even if you want to. Its adapted tech foot is the secret to crushing your next training block. But keep it hush. We don’t want them to hear. Also, we use yarn.
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.