FoxRiver Soft Toe Uniform All Weather Crew Cut Work Socks 88% Acrylic/11% Nylon/1% Spandex Made in US PERFECT ALL-DAY ANY-WEATHER SOCK: Whether you're on your feet or just on the go all day, these FoxSox have your feet covered; soft, comfortable fibers keep your feet happy and the right temperature BENEFIT FROM THE COMFORTS OF ACRYLIC: Acrylic is a man-made fiber that provides softness and warmth with little weight and high durability; acrylic's inherent properties allow it to be dyed brighter and more brilliant colors than natural fibers MADE TO LAST: Reinforced heel and toe areas add durability and longer sock life INCREDIBLY COMFORTABLE: Smooth, flat toe seam doesn't rub or irritate during wear BACKED BY COMPANY STANDARDS OF EXCELLENCE: Fox River products are guaranteed against manufacturing defects for one year