The highly anticipated BC-0101 Liberator Sigma II buoyancy compensator is a heavy duty, wrap-around jacket style BC that utilizes TUSA's Advanced Weight Loading System and Ultimate Stabilizing Harness, which ensures security and stability. With its two large, double zippered pockets with mesh drainage, you can maximize utility and function. 2 large double zippered pockets. Please see all photos as they are part of the description. If you have any questions please feel free to contact me.