XS Scuba Advantage Back Inflate Weight Int. BC Back-Inflation with an Attitude Weight-integrated with releasable weight pockets X-Lock , front attachment, weight release buckles Three-dimensional air cell gives a sleek and compact design Time-proven, reliable inflator Exclusive, dual MicroPac backpack system The stability of a "hard pack" and comfort of a soft pack Comfortable, neoprene neck collar Dual, cam-lock tank straps keep cylinder secure Right shoulder and rear pull dumps Two, easy-access, zippered pockets Adjustable, depth-compensating cummerbund Adjustable and removable sternum strap X-Lock Weight Release Buckles Positive-locking design keeps weights secure while diving Easy to locate, grab, and release the weight pockets Simple to add your weights and go, with front attachment buckles