You like to shift up a gear while hiking. For that, you need lightweight and compact equipment. The Lithium 20 is primarily made from recycled materials, and its durable water-repellent treatment is PFC-free. You enjoy high wearing comfort thanks to the particularly light and breathable shoulder padding. Air channels in the 3D EVA foam provide good ventilation for your back. The padded hip belt features a fold-out pocket for your smartphone. If you don't need it, you can simply remove it. The same goes for the integrated rain cover. The backpack is compatible with hydration systems. You can easily access the side mesh pockets even while walking. With the Lithium 20, you're on the fast track in the mountains.