New Balance Unisex 3 Pack Crew Enhanced Dry Socks 92% Polyester, 7% Nylon, 1% Spandex Made in US Lightning Dry moisture management technology quickly moves sweat so your feet stay cool and dry Breathable Side Vent Panels 3 pairs per package Materials: 92% Polyester, 7% Nylon, 1% Spandex Stability Fit Arch Support & Hold Lightning Dry Moisture Management Breathable Side Vent Panels & Y Heel Pocket Fit Medium Density Comfort Fit Comfort Toe Seam & Reinforced Heel & Toe