Waterproof Camera Backpack,Alpha backpack 25L,Single and Double Shoulder Free Switch Photography Bag, 15.6 Inch Laptop Compartment Tripod Holder for DSLR/SLR With Raincover - Backpack 25L Star Wander 01(Gray)

SKU: KF13.105

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Might be a bit snug using the side pocket with that set up but the interior has adjustable dividers and is quite roomy so the bag itself would accommodate 
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Yes there are 2 zips and they can be padlocked on each opening. In fairness if you really wanted to get in you could snap the zip loops but I’m sure that’s the case with most bags. This is my everyday bag for my gear and I think it’s a great bag, surprisingly comfy and looks decent too.