Discover the ultimate lightweight hydration backpack, perfect for men and women who love outdoor adventures. This 12l backpack weighs only 8.5 oz. and comes with a 2l water bladder. Made of imported 100% nylon with a PU coating, it's waterproof, tear - resistant, and can bear up to 25 lbs. The BPA - free, food - grade PEVA water bladder has a leakproof bite valve and hose clamp for a smooth water flow. The multi - adjustable shoulder and chest straps ensure a comfortable fit for adults, and the soft air mesh back keeps you cool. With a bidirectional main zipper pocket for the water bladder, small storage compartments, and mesh pouches, it offers convenient storage. Whether you're hiking, running, cycling, or attending a music carnival, this backpack is your ideal companion, providing a hassle - free and enjoyable outdoor experience. Color: Black.