I love my Evolution Gear 'Street Fighter' bag for a quick mission when I can't be bothered with a vest... and I use it for day-to day stuff.
http://shop.ehobbyasia.com/evolution...hter-grey.html
http://shop.ehobbyasia.com/evolution...ter-black.html
The Shadow bag seems a bit bigger but doesn't have the quick mag pouches.
http://shop.ehobbyasia.com/evolution...bag-black.html