MIL-SPEC: Sewn to military specification PD 14-05A with modifications to meet NFPA 1975 such as removing the nylon blousing straps NO MELT NO DRIP: Made of 100% cotton and certified by UL Industries to NFPA 1975 station wear standard. EIGHT POCKET DESIGN: Tilted cargo pockets with button closure, single button shin cargo pockets, flap covered back pockets, and front stash pockets DURABLE AND STRONG: Felled inseams, outseams, and seat seams AUTHENTIC PATTERN: Fade-, shrink-, and wrinkle-resistant official OCP camouflage pattern