This demonstration video discusses and shows the features of the Zeagle Express Tech Buoyancy Compensator. The Express Tech BC is lightweight and perfect for travellers - weighs under 5 lbs. It features a 24-LB lift Ballistic bladder (Includes inflator and hose). The rear bladder design offers exceptional comfort and superior buoyancy control underwater. It also has twin tank bands for single tanks included. You can also attach a 20lb Ripcord weight system. One size fits all .