SUPPORTIVE FIT, SWEAT-WICKING COMFORT. The Nike Elite Compression OTC Running Socks deliver support with an over-the-calf fit and advanced compression technology. Sweat-wicking fabric and mesh panels provide enhanced ventilation and comfort. Benefits Dri-FIT fabric to wick sweat away and help keep you dry and comfortable Snug, compression fit for support and comfort Mesh panels for ventilation Reinforced toe and heel for durability in high-wear areas Left/right specific for enhanced fit Low-friction construction for reduced abrasion over the heel and toes Product Details Fabric: Dri-FIT 100% textile Machine wash Made in the USA