8 prime), an extra battery, and a couple of filters
and extra pockets for keys, wallet, phone and other
I carried a D5100 Nikon and used the other part of the padded insert for my wallet and small items
There is a flat strap on the back of the bag
My fav bag so far ! It works and looks great! No one can tell it is a camera bag, hence not announce expensive camera inside
I have wasted money on a couple of camera bags before