Thin Air Performance Socks | 3/4 Crew
Overheating can be as distracting as friction or fatigue. Thin Air™ Performance Socks are engineered for breathability first—ultra-light structure, vented channels, and a low-friction interior designed to help reduce heat buildup. Light compression keeps the sock secure while allowing natural movement, making this a go-to choice for people who prefer low bulk and high airflow.
Features & Benefits
Features & Benefits
Shipping & Guarantee
Shipping & Guarantee
Care Instructions
Care Instructions
Perfect For...
Perfect For...
Thin Air Performance Socks | 3/4 Crew - Black / Small is backordered and will ship as soon as it is back in stock.
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For international orders, please visit OS1st International to find a distributor in your country.
Size Guide



About
Socks with Purpose®
All OS1st socks maintain the same core features that make up our Socks with Purpose foundation. These features are rooted in purpose-driven design and real-world performance, so you know what to expect, no matter which sock you choose.







