Fox Flexair Merino 6" Socks Breathable performance The Fox Flexair Merino 6" Socks are a key part of a high-performance kit. These lightweight and breathable socks are constructed using 55% Merino wool for its natural moisture-wicking and anti-stink properties, combined with modern fibers for stretch and additional performance, these socks are the ultimate lightweight trail socks. Additional mesh zones increase airflow for the hottest rides, with a compression arch for added comfort and reduced fatigue. Top it off with a flat-stitch toe for reduced irritation, a 6" tall rib-knit upper to keep the socks in place, and classic Fox Racing looks, and you have one high-performance start to a comfortable MTB kit. Features55% Merino wool for its anti-odor and moisture-wicking properties Mesh zones for increased breathability in the hottest conditions Flat stitch toe design reduces chafing and skin irritation Sizing Size Small/Medium Large/XLUS Men9 -1111 - 13US Women10. 5 - 12. 512. 5 - 14. 5EU Size39 - 4243 - 45 | Fox Apparel | 6" Flexair Merino Sock Men's | Size Large/extra Large In Black