Experience ultimate comfort and performance with the OS1st Active Comfort Perform Socks (No Show). These socks are designed to meet the demands of active lifestyles, providing targeted compression, moisture-wicking capabilities, and durable construction. Perfect for sports, workouts, or everyday wear, they ensure your feet stay dry, supported, and comfortable without showing above your shoes.
| Size | Average Shoe Size | |||
| Small | US: M 4-6.5 | W 5-7.5 | UK: 2.5-5 | EU: 33.5-38.5 |
| Medium | US: M 7-10 | W 8-11 | UK: 6-9 | EU: 39-43.5 |
| Large | US: M 10.5-13 | W 11.5-PLUS | UK: 9.5-12.5 | EU: 44-48 |
| X-Large | US: M 13.5-PLUS | -- | UK: 13-PLUS | EU: 49-PLUS |
