Package Includes : 1 X Crossbody Side Sling Bag For Men Women This sling bag is made of Mesh matrial. It is very soft and breathable, so when you sweat a lot and there is a mesh on the back which can dry quick You do not need to worrry about this. The breathable back pad for you comfort. This everyday sling bag comes with a USB charging port great convenience for charging your electronic devices via connecting your own power bank (power bank not included), you can connect your phone to and easily charge during outdoors and travel, Very handy and fashionable, Hook up your phone and be on the go.