This disaster relief life jacket is made of high-quality 400D Oxford cloth with excellent wear resistance and tear resistance properties, specially designed for disaster relief operations in harsh environments. Built-in EPE buoyancy material provides strong 100N buoyancy support, ensuring rescue personnel safety in complex waters. Multiple safety buckle design and ergonomic structure enhance wearing comfort and stability. Suitable for earthquake disaster area flood rescue, typhoon rainstorm disaster response, and mountain mudslide rescue.