Personal protective regular fit work trousers with multi function holster pockets that provide reliable protection in high-risk work areas and hazardous environments. The trousers offer inherent heat and flame protection and protection against electric arc. In addition, the trousers offer and feature antistatic properties. A heat-seal reflective combined with fluorescent material provides Class 1 visibility while pre-bent legs and gusset in crotch ensure comfort and ease of movement. The trousers also feature KneeGuard™ system for reliable knee protection.