Relaxed through the waist, hip and thigh with a boot cut leg opening Ariat's FR M4 Boot Cut denim combines flame-resistant technology with a great fit and unmatched comfort. Medium wash, relaxed through waist, hip, and thigh, and a low rise. These boot cut jeans have a look of light hand sanding and tacking. No-rub comfort inseams, anchored belt loops, heavy-duty zippers and hardware, and extra deep front pockets. CAT 2, NFPA 70E, NFPA 2112, ATPV 20 rated.