| 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.
Tried and true, our Quarter hikers are built tough, so you don’t have to worry about the terrain. Reinforced with durability in the heel and up the Achilles, these low riders go the extra mile to keep you climbing higher, and higher.