The bag is not bad in principle. I stowed in a 5 D III with 70-200 2.8 IS and three other Objetive (16-35, 24-70, 3.5 / 18). It could hardly be more compact. Mir GEF # although not like everything the sling straps. I would at this weight (approximately 4.5 kg), like some variety in the shoulder. Therefore, she goes back. What a pity.