[[A must for all kinds of water sports! ]: This automatic inflatable jacket is made of high-quality materials and can fit adults up to 330 pounds. It can quickly inflate in 3-5 seconds when exposed to water. [Lightweight and high-quality materials]: this jacket is made of tear-resistant TUP nylon material equipped with a seat belt to adjust the size and a quick and quick release buckle three-dimensional design strict version size cutting more Ergonomics. [Design to ensure safety]: Both sides of the jacket are equipped with high-quality fluorescent reflectors. The searchlight at night can be illuminated by high-intensity reflections which can be better found. It is equipped with a whistle. [Lightweight and portable]: equipped with a special storage bag compact size after deflation easy to carry and store suitable for kayaking fishing and other water activities [Fast inflation and deflation]: The jacket is on Equipped with TPU one-way trachea can realize easy deflation.]