This design of floatation vest is with very convenience and high efficiency. The floatation system is installed and integrated all the way around the neck part, and when use it, just need to pull the strap in the system, it will open automatically. And it provides minimum 150N or 275N positive buoyancy.
 And it is very easy to take off this flotation system when use on land.

Here are the specs for the floatation system:
 Air Inflation: less than 3S
 Floatation time: minimum 24 hours
 Floatation loss after 24 hours: less than 5%
 Suitable temperature in use: -30 degrees centigrade to +65 degrees centigrade

The vest adopts 1000D nylon or Cordura, and stitched by 4 ply nylon thread to ensure the strength. Designed with molle system for easy carrying different equipments, and with reinforced nylon thread stitching. Both the waist webbing belts and groin straps are designed to ensure the firmly wearing when in the water. The shoulder and waist parts are with size adjustment system.
 And there are pockets designed for inserting ballistic plates (10"*12"). 

Ballistic performance:
 Tac-Tex or Kevlar ballistic fiber wrapped with waterproof sealing.
 Leveled by NIJ IIIA or can be inserted with NIJ III or NIJ IV plates.
 Passed US H.P. Lab test for NIJ standards.