Stay comfortable even when the environment isn't. Built from stretch-canvas fabric that's perfect for warmer weather, these are the best FR jeans you'll ever wear. This pair is relaxed through the seat and thigh with room for your favorite boots. Product Features : No-rub comfort inseam with flat construction, Look of light hand sanding and tacking, Heavy-duty zipper and hardware, Extra deep front pockets Men's Flame-Resistant M4 Relaxed Lightweight DuraStretch Boot Cut Jeans in Woodlake 30 by Ariat