This flood disaster vest features a 400D waterproof Oxford cloth outer layer with polyethylene foam filling, fully complying with GB/T32227-2015 professional rescue standards. Providing over 7.5kg of reliable buoyancy support, its one-size design accommodates various rescue personnel body types. The high-visibility orange-red color combined with shoulder-to-chest reflective patches ensures optimal visibility in adverse weather and night rescue operations. Lightweight design doesn't add burden during rescue missions, making it professional protective equipment for frontline flood control personnel.