Mammut Aenergy 12/18 Backpack

From our lightest and most pace-driven line of hiking backpacks. Made for fast hikes and everyday adventures when feeling weightless is the name of the game, this featherweight champ combines ergonomic shoulder straps with breathable materials and just enough back padding for the ultimate in bulk-free comfort. Aenergy 18: https://www.mammut.com/int/en/products/2530-00880-0001/ Aenergy 12: https://www.mammut.com/int/en/products/2530-00870-0001/