Tactical Backpack Waterproof Military Crossbody Molle Sling Shoulder Backpack Chest Bag with USB Charging Port for Outdoor Hiking Features: 1. Adjustable Shoulder Strap: Fits men and women, provides more comfort and relieves tire of your shoulder. 2. Easy To charge: This bag has a USB charging interface, connect your portable power banks with your smart phone. 3. Reasonable Space Design: Make full use of the pocket space, keep all the accessories organized. Made of high quality cloth, anti-dust and easy to clean. 4. Designed for comfort:can be used both as chest pack and shoulder bag, messenger bag, travel bag; Satchel strap is adjustable,fit both regular and plus-size person. Size: 17*7*29 cm Material: Polyester Package Included: 1x USB Charging Port Sling Bag