The Expedition Trail Pack series features extremely durable material used throughout the bag. It includes a top lid for extra storage. Despite being a large volume pack, this model provides stability and balance to the pack when it is shouldered. Eliminating seam lines improve durability and reduce weight. This multi-day expedition pack can be used for trips abroad and an optional water resistant inner sack can be used to increase the pack's weatherproofing.

Tech specs:

• Depending on the backpack's internal volume, the height of the top lid is easily adjusted.
• Discrete zippered security pocket on the bottom of the top lid for storing small items or valuables. 
• Trapezoid shaped top lid delivers more head clearance for better vision and comfort. 
• Height adjustable straps help secure the shoulder harnesses in place. 
• Height adjustable straps help secure the shoulder harnesses in place. 
• Quick release compression straps allow you to address varying internal pack volume. 
• Dual loops and ladder buckle for climbing tool attachment. Loops are resistant to cold conditions. 
• Side pockets for transporting bottle or tent/ trekking poles.