Coolmax Blended Crew, White Moisture Wicking Sock, Adult Special Coolmax fabrics are designed to provide enhanced breathability. Unique design moves moisture away from skin and enhances fabric drying rate to keep skin cool and dry. All of the benefits of Coolmax fabrics are permanently built right into the fiber, requiring no chemical treatments like those other wicking fabrics. 1 pair to a pack. Men's sock size 10-13. Fits Men's shoe size 9-13, Ladies shoe size 10 and up.