The Z Hydro XC is a hydration backpack designed for all disciplines of mountain biking. It features a 2-liter hydration bladder with a large opening that makes filling and cleaning easy. The silicone mouthpiece ensures comfortable and secure hydration throughout your ride. Practical and well thought out: the backpack has a large, divided main compartment for repair and inflation equipment. There is also an easily accessible additional pocket for nutrition and a special compartment for your smartphone or glasses. An expandable mesh for a rain jacket is also included. Equipped with a hip belt, a chest strap, and 3D foam padding, it adapts to most body shapes and offers perfect stability. Capacity: 4 with 3 zippered pockets. Free from BPA or other harmful substances.