This jean is made of 8.5-ounce canvas and exceptionally comfortable in mild to warm weather. Made from 88% cotton / 12% high-tenacity nylon, it has a loose seat and thigh and sits slightly below the natural waist for a comfortable fit. The brass zipper fly has Nomex® zipper tape and the high-tension waist snap closure is arc resistant. For convenience, we've included a cell phone pocket, utility pocket, left leg hammer loop, triple-stitched main seams, and a 19-inch leg opening that fits over work boots. It's rugged, roomy and all CarharttFor over 115 years, Carhartt has manufactured premium workwear known for exceptional durability, comfort, quality of construction, and fit that you can feel in the fabrics and see in the performance.