This cap is a hybrid of classic snapback and Flexfit technology. This winning combination leads to a perfect “fitting” snapback at an unparalleled level of comfort. Additional Features: Premium Flexfit Technology. Classic shape. Premium wool blend. Matching plastic snap. Hard buckram. Matching undervisor. Moisture-absorbent elastic sweatband. 83% Acrylic / 15% Wool / 2% Spandex. Available in one size fits all.