A luggage chameleon with a truly adventurous spirit. The Altmont Active Lightweight Rolltop Backpack is for when space on the road and at your destination is tight and you need luggage that slots in. Wherever, whatever. A 20L lightweight backpack, it can be configured and closed in two different ways to tailor the sizing to your location. But what it lacks in size, it makes up for in interior organization, housing a wealth of pockets and features for keeping all your active gear in order.