This emergency life vest is specially designed for firefighter rescue operations, featuring wear-resistant waterproof Oxford fabric outer layer with EPE high-density polyethylene foam filling, providing ≥50N inherent buoyancy and ≥100N total buoyancy dual protection. Equipped with a ≤5-second quick auto-inflation system for fire-related water rescue and flood disaster emergency response. The high-visibility orange design with shoulder reflective strips enhances identification in complex environments, while the chest rescue whistle enables emergency signaling. Universal size fits most firefighters with lightweight design for unrestricted rescue operations.