The EVOC CB 12l is a large photo block that can be used as a backpack insert or as a stand-alone camera bag and that offers space for an SLR camera and some equipment.
Speciafications
12 l, 550 g + 50 g belt, 23 x 37 x 11cm Inside: 21 x 35 x 10 cm
Fits: EVOC backpacks from 20 l upwards (size S, M/L and XL)