Whether you are biking, running an ultramarathon or spending a day hiking in the woods, the Nathan Crossover 5L Hydration Pack satisfies all of your storage and hydration needs. This hydration vest is comfortable enough to wear for hours or days. It is made with moisture wicking stretch woven fabric, chafe-free binding materials and breathable mesh shoulder straps. It has adjustable sternum straps and a removable waist strap to give you a secure fit and prevent bouncing. Carry everything you need for the day—this pack has ample pockets for storage and easy accessibility, including two 40-degree angled side pockets designed for cycling, one large zippered main storage pocket for carrying extra layers, two front strap pockets for your phone and other necessities, and a bungie system on the back for even more storage. Stay hydrated during your workout with the 1.5L bladder. There is a magnetic hose clip, so that the hose does not get in the way of your workout. Conveniently carry everything you need for your adventures with the Nathan Crossover 5L Hydration Pack.