This cap combines performance features with the look of a traditional trucker. 94/6 polyester/spandex micro ripstop 100% polyester brushed twill underbill Gusty grey underbill Durable water repellent (DWR) finish helps keep cap afloat in water 5-panel with curved bill Moisture-wicking sweatband and front panel lining Breathable oval pattern perforation in mid and back panels Structured Low-profile 7-position adjustable snapback closure Matte black silicone O icon at left of keyhole