An post crc cotton capthe an post crc cotton cap is made of moisture wicking polycotton and designed to shield your eyes and head from the sun it fits snugly under your helmet whilst riding or can be worn prepost race as a casual cap it features a classic short brim and is available in one size only featuresmaterial 65 polyester 35 cottonclassic short brimmed cap fits under helmetshields eyes and head from sunone sizebuy an post crc clothing from chain reaction cycles the worlds