Deuter Aircontact X backpacks are built for heavy loads. This implies a strong frame, durable fabric, and a massive padding on its suspension system elements. But they also come with some bonuses.
What Does the “+10” Mean in Those Deuter Backpacks?
Deuter has developed its own design of classic top loading packs with a lid that allows for extra volume when needed, and they have been using it for years in many of their backpacks series.