Wide, semi-rigid brim floats and has a dark underbill to reduce glare and protect eyes. Vented crown has an internal mesh lining for breathability, comfort and a cooling airflow. Adjustable chin strap keeps the hat in place, even in windy conditions. Toggled strap at back of hat cinches tight for a secure fit during high-output activities or rowdy weather Lightweight, low-profile sweatband has miDori™ bioSoft for added wicking and softness, and HeiQ® Pure odor control. Fair Trade Certified™ sewn, which means the people who made it earned a premium for their labor. Features Glare-Reducing, Buoyant Brim Breathable Crown with Mesh Liner Adjustable Chin Strap Secure Toggle Closure Quick-Wicking Internal Sweatband Fair Trade Certified™ Made in China. 115 g (4.05 oz) Materials Crown and brim - 4.2-oz 95% nylon (65% recycled)/5% spandex with a DWR (durable water repellent) finish Headband - 2.3-oz 100% recycled polyester double knit with miDori™ bioSoft for added wicking and softness, and HeiQ® Pure odor control Fabrics are certified as bluesign® approved Fair Trade Certified™ sewn Care InstructionsMachine Wash Cold Gentle Cycle, Do Not Bleach, Line Dry, Do Not Iron Patagonia, Quandary Brimmer