This khaki Stax cap is structure and made of breathable cotton for a comfortable fit. It features New Era seam taping and a stretch fit closure coming in sizes S/M (6 7/8 - 7 1/4), M/L (7 1/8 - 7 1/2), and L/XL (7 3/8 - 7 3/4). Show the world your love for Stax with this amazingly comfortable cap!