Everyone knows that snowboarding is a dangerous form of entertainment. This guy miraculously survived only thanks to the magic backpack. Is that some kind of airbag in the car.
Avalanche backpack helps a person to stay on the surface. The point is simple – avalanche backpack creates an additional amount of buoyancy in the mass of the moving snow. The backpack consists of stacked one or two “cushions” and of the container with an inert gas. In case of danger the man pulls the lever, the actuator punches a hole in the balloon and he inflates in just a few seconds behind you, the pillow with the volume of 150-170 litres — enough for salvation. A Prime example: