The Gear Backpack M is a compact, functional and ergonomically designed pack that more than holds its own against similar sized packs on the market. This pack can accommodate your Pro DSLR system with attached 70-200mm f2.8 lens. In addition it will store other 2 lenses as your 16-35mm f2.8 zoom as well as a 100mm macro. This bag fits the standard to be used as carry-on luggage. (Due to ever changing restrictions, check with your carrier prior to departure This bag comes with the option and proper connections to attach your tripod externally.(Check carrying solution chart for recommended tripods Both modular and easy to use, these dividers allow you to custom fit the inside of your bag around your gear by creating the exact size compartment for you need. Included fold-out protector which, when installed, creates a barrier between the wet outside and dry inside of your bag.