Men Waterproof Sling Bag Breathable Crossbody Pack Adjustable Chest Bag with USB Port for Outdoor Sports Hiking Cycling Mountaineering Travelling

Features:
Large capacity main bag, inner patch pocket and front zip pocket are great for your daily essentials.
Built-in USB port offers you a more convenient way to charge your phone while walking.
Thicken breathable mesh back with good heat dissipation.
Adjustable shoulder belt with quality buckle for a cozy fit.
You can use it both as chest pack, sling bag and handbag. Also it can be worn in the front or back of body.
Suitable for work, business, tourism, parties, shopping, fitness and other occasions.
Note:
Please noted that this bag doesn't power itself, USB charging port only offers an easy access to charge.