The Scubapro X-Black features the advanced AirFlex system, highlighted by the red bungees, that controls the inflation of the bladder and guarantees high stability. This top of line BC is one of the most comfortable in the Scubapro range, even when fully inflated thanks to its ergonomic cut. The X Black has a fully padded back pad for supreme comfort and uses rigid backed integrated weight pockets, making ithem very easy to remove and insert as required.