Ultra-Cool™ 100% polyester mesh; Brilliant Series reflective piping considerably improves low light visibility; Snap front closure, hook-and-loop fly with adjustable sides and elastic back; 2” wide high performance reflective material with 3” contrasting color; Elastic bottom cuff with zipper for boot access; Black bottom to help keep a clean appearance; Heavy duty solid right cargo pocket with reflective piping; Left and right side pocket access slits; ANSI/ISEA 107 2015 / ANSI/ISEA 107 2020 Class EFabric dye lot variances may occur and meet luminance factor as stated in the standard.; "CLICK HERE to watch product video"