Made from 14.5 oz. 85% cotton/35% modacrylic/7% polyester with cellulosic fibers for water repellency. S3 cord management system for increased safety on the job site. Lower handwarmer pocket with wire management and hidden cell phone pocket with hook-and-loop closure. Heavyweight rib knit cuffs and waistband with spandex for flexibility, comfort and shape retention. UL® Certified to NFPA 2112; ASTM F1506; NFPA 70E; CAT 3; ATPV Value: 33.6.