REV'IT! Quantum 3 Black/Light Grey Leather JacketLeather jacket with sport DNA, road presence, and street riding practicality Meet the Quantum 3, a perforated leather jacket designed for sport riders who take on the streets. Racing DNA As part of a lineage conceived with racing DNA, the Quantum 3 jacket is designed less for the track and more for the street. The absence of a speed hump and elbow sliders is an immediate indication of its street focus. However, sport elements remain at its core,