A sling bag is provided with a bag body; a carrying handle secured to the bag body and adapted to wear over the shoulder of a wearer; and a chest strap having one end secured to the bag body and the other end releasably secured to the carrying handle. The carrying handle is adapted to wear over the shoulder of the wearer with the chest strap winding around the chest of the wearer and resting the bag body on the back of the wearer.