The Typhoon Fly Front Bib which snap closure puts up the finest in breathable, waterproof all-season comfort because it's built with the most advanced mix of durable polyester/PU the High-Vis world's ever seen: welcome to Hyper-Dri™ technology. Sweat's kept to a minimum. And heck, so is the cussing about being uncomfortable, 'cause Precision Fit Technology™ gives blue-collar folks the best range of-motion out there. Less fatigue, too. Hook and loop leg opening adjusters allow for easy on and off. Front chest security pocket keeps your valuables safe. ANSI Class III E certified.