The lowepro photo sport bp 300 is an all weather backpack built for photographer adventurers who are always on the move with their gear the photo sport bp 300 can hold a pro dslr with lens attached such as canon 5d with 24 70mm f28 an additional lens such as 70 200mm accessories a 2 litre hydration reservoir not included plus extra gear such as a bike helmet jacket snacks and a compact tripod the side access ultracinch chamber allows you to tighten the camera compartment from outs