Helite’s new B’Safe airbag vest for bicyclists is already making waves at this years CES in Las Vegas.
The protection vest uses CO2 compressed gas canister. At the time impact the small pyrotechnic material open up the CO2 bottle. You can refill the CO2 bottle again and it can be reused multiple times. You can feel small burning smell after bag is opened but that smell is of pyrotechnic material used to open up the canister.