Perfect for long backpacking trips and self-sufficient treks, the Sirac 65L’s design make it an ideal hiking bag for men and women with larger frames. The lightweight hiking pack is constructed with a ventilated, flexible, and adjustable back. , Air Contour X – A lightweight, close-fitting back system with a flexible yet supportive construction that contours with the shape of your spine. Stable with heavy loads and ventilated to allow the air to flow, it moves with you over all terrain. , Hydration compatible, fitting up to 3L bladder (not included), the overnight hiking backpack is loaded with storage: sleeping bag compartment, floating hip belt pockets, stretch side pockets, walking pole attachments, and lash points for additional items. , Water resistant outer fabric and detachable raincover make the hiking and camping backpack waterproof, while the front stash is designed for stowing wet gear. Constructed from durable recycled material, utilize the base and side compression to cinch your gear. , The Sirac 65L excels with its adjustable back length lending a perfect fitting, comfortable carry. Specs: Back Length: 19-21” | Volume: 65+10lt / 3965+610cu.in | Weight 1.92kg / 4lb 4oz