You can wear Wrangler Men's RIGGS Workwear FR Flame Resistant Relaxed Fit Jeans for unmatched workwear safety. They're made of heavyweight, flame resistant cotton denim. And, they feature a variety of safety features, like extra deep flame resistant front pockets, reinforced back pockets, and an orange outside ID, for high visibility. These jeans feature the improved, room2move fit, and they're finished with an action gusset, for ease of movement. The rise sits at your natural waist for maximum coverage and comfort, the leg openings fit over your boots, and the sturdy belt loops can easily handle your heavy work belt.