From Gitzo:
Discover new premium outdoor backpacks from Gitzo, dedicated to outdoor activities. Adventury Backpacks are specially designed for bird, wildlife, nature, and landscape photographers.
The new GITZO Adventury Backpacks are available in two versions: the 45L and 30L. These two new premium carrying solutions are designed to provide long-lasting comfort and safeguard all the equipment. They are both made of premium weather-resistant materials and are designed to carry cameras with long lenses.