Peak Design Travel Backpack 45L Color:Black PFC-free DWR ACCENT: bluesign®-approved recycled

PFC-free DWR ACCENT:  bluesign®-approved recycled 420HD nylon packcloth

Yeti 400: 3-6 Hours*

3 oz (348 g) with battery pack

USB port: 5V

Peak Design Travel Backpack 45L Color:Black PFC-free DWR ACCENT: bluesign®-approved recycledA versatile, durable, and beautiful carry on travel backpack driven by a simple truth: no two trips are the same. Features top, side, front and rear access via intuitively placed weatherproof zips. Meets international carry on size requirements, but expands to be a 45L gear hauler and collapses to be a 35L day bag, making it unmatched for 1 bag travel. Tons of internal and external pockets, plus a main cavity thats divisible via a zippered mesh