Designed for the professional shooter on the go, the large Manfrotto Pro Light Flex Loader 17L Camera Backpack holds two DSLR or mirrorless cameras with attached lenses, up to four more lenses, a folding drone, accessories, a laptop, and personal items. With all that gear weight, Manfrotto designed an adjustable harness system, complete with sternum strap and belt, for the perfect and most comfortable fit.