This professional flood control life jacket features a 450D waterproof Oxford fabric outer layer with EPE high-buoyancy filling material, providing ≥88N buoyancy support to ensure rescuer safety in rapid currents. Weighing ≤1kg, it's lightweight and doesn't increase burden. Large reflective patches on shoulders and chest ensure high visibility in night and rainy conditions. Field-tested in 156 actual deployments, it has protected 3,800 rescue personnel during multiple major flood disasters nationwide.