• Adaptive-Fit Adjustable Sizing System provides a tailored, body-mapped fit ideal for most body types with newly added expanded size of 1XL - 3XL
• Two zippered storage pockets near Adaptive Fit straps ideal for valuables and electronics
• Two layers of moisture-wicking air mesh on shoulder straps & back interior that provide maximum breathability & comfort
• Breathable, chafe-free binding for maximum comfort
• Equipped with a 2L bladder with quick-release valve
• Secure, front shoulder zippered pockets
• Front pockets fit bottles and flasks up to 22oz
• Contoured Chimney back panel construction for maximum airflow
• Extended kangaroo pocket for more storage
• Storage loops on both sides are ideal for trekking poles
• Reflective hits for 360-degree visibility

Specs

• Storage Capacity: 7 Liters - 427 Cu. In
• Weight with bladder: 13oz / 376g
• Weight w/o bladder: 8.8oz / 227g
• Material: 60% Nylon, 40% Polyester