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
Ballistic Flotation Vest