Sewn to military specification YACL-WP PD 99-01 R Features Nomex, a flame-resistant, non-melting material with zippered leg openings NIR compliant, Bi-swing back improves range of motion, and adjustable waist belt with hook and loop closure Six primary pockets with additional accessory pockets & 2-way zipper front with cloth pull PREMIUM AT A GREAT PRICE: Quality & value in every stitch. 50+ years, over 250M garments made for some of the world’s toughest customers