PROMASS promass Anti-Theft Waterproof Shoulder Backpack Sling Chest Crossbody Bag Cover Pack Rucksack Bicycle Sport

Product description Cross Body Sling BagSlim lightweight crossbody bag with formfitting design,comfortable and anti theft shoulder bag.You can ware the sling bag over a T-shirt, under or over a jacket or business suit.Durable brand zipper, and comfortable water resistance fabric.Rationally organized space, multiple sized pockets at various angles, easy access to all EDC.Adjustable shoulder strap from 22.7 to 39.3 inch, wide strap makes it comfortable across your back and chest.Night reflective belt on the strap also can be used to fix the earphone or sun-glass, avoid tangle cables.Detachable Shoulder Strap,Convenience,NO NEED Take off Your Jacket !