Come and see our amazing products. The life jacket of this work is made of waterproof Oxford cloth, which is small in size and large in buoyancy. It focuses on rescue work. In summer, water sports, surfing, rafting, swimming, diving and lurking are all essential. Buoyancy size is greater than 7.5 kg. There is a rescue whistle on the chest, and when you need rescue, you can blow the whistle urgently and wait for rescue. There is also a reflective sheet design, which can reflect light to find each other at night, which is convenient for rescue. The life jacket uses a tie rope, which is one size, and can be used by adults under 100 kg. Pls confirm with us about the packing info, stock color and exact production time before placing your order.