D-air® Racing Shield Generator is the new gas generator integrated with the Aerodynamic Racing Hump of the motorcycle suit that activates the airbag when the dynamics of a fall are detected. The FRS (Fast Replacement System) means that it can easily be removed and replaced. Integrated with the latest generation of motorcycle suits, such as the Mugello 3 PERF. D-air® and the Misano 3 PERF. D-air®.