The Lithium 20 Women is made mainly from recycled materials and the permanently water-repellent waterproofing is PFC-free. The carrying system and shoulder straps are tailored to the female anatomy. The lightweight and breathable shoulder padding provides additional comfort. Air channels in the 3D EVA foam ensure good cooling on the back. The padded hip belt has a fold-out pocket for your smartphone. If you don't need it, simply remove it. The same goes for the integrated rain cover. The rucksack is compatible with hydration systems. The side mesh pockets can also be accessed while walking. With the Lithium 20 Women, you are in the fast lane in the mountains.