This professional disaster relief waterproof raincoat uses 150D Oxford fabric with PVC coating technology, achieving 99% waterproofing performance that remains leak-proof even after 24-hour continuous rain testing. One-size design fits most rescue personnel, weighing only about 1KG for lightweight wear without restricting movement. Front and back reflective strips are visible from 200 meters in low light, effectively enhancing rescuer safety. Suitable for emergency rescue operations in extreme environments such as rainstorm floods, post-earthquake resettlement, and mudslide search and rescue.