This professional life jacket features a 200D thickened Oxford fabric outer layer with EPE pearl foam filling, providing over 3.6kg buoyancy to ensure rescuers float safely during floods, maritime disasters, and other emergencies. The lightweight design of approximately 230g won't hinder rescue operations. With 45x40x6cm specifications and reflective strips, the high-visibility yellow with azure blue/bright yellow with vermilion color schemes increase water visibility by 99%, ideal for floods, earthquake-induced water disasters, and maritime storms. Specifically designed for flood control, water rescue, and flood patrol personnel.