The FirstLight 40L backpack is designed for traveling outdoor photographers. Built for extended days of travel, the pack is carry on compatible*, making it easier to get to your destination. Plus, this high capacity backpack is comfortable enough for a long day on the trail. The FirstLight’s contoured, 11-point adjustable torso harness fits most men and women. The pack also offers ballistic nylon bottoms for durability, accommodates a hydration reservoir, and has long lens capacity with extra room for your laptop and personal gear.