Outer storage panels are great at keeping gear accessories and personal items close at hand.1.1) DimensionsYou can carry 1 Pro DSLR with a 300mm f/2.8 lens attached plus 1???3 additional lenses or flash units, 1 tripod, multiple cables, memory cards, manuals and other accessories.Here are the official dimensions:Interior: 9.1W X 5.4D X 15.9H in./23 X 13.8 X 40.5 cmExterior: 10.2W X 6.9D X 17.5H in