TRI-CERTIFIED PANTS - 4-POCKET • 6.0 oz/yd2 DuPont ™ Nomex ® IIIA plain weave • Certified to meet NFPA 1951 Utility, 1975 and 1977 standards • Button waist closure with a brass zipper • Hook and loop side waist adjustments • Reinforced leg, seat seams, and knees • Quarter top, notch-style front pockets with utility knife reinforcement • Available in both four and six-pocket configurations • Multi-purpose right leg pocket with additional interior compartments (6-pocket model) • Expandable cargo-style left leg pocket with interior compartments (6-pocket model) • Rear-welt pockets with flaps and hook and loop closures • Optional: Take up straps available