Opteka Excursion Series C950 Full-Size Weatherproof Canvas Backpack for Photo and Video Cameras Holds 1-2 DSLR bodies with lenes attached, 2-3 additional lenses, a flash, other accessories, food, clothes and other personal items. Constructed from a combination of dual laminate weatherproof canvas exterior and two layers of high-density, closed-cell dura-foam interior Leather trim and solid brass hardwear Full rain cover included (located in outer zippered section on bottem) Exterior: L 12" x W 10.5" x H 19.5", Interior Upper: L 11" x W 7" x H 11.5", Interior Lower: L 11" x W 8" x H 6"