B13-007 Water Resistant Outdoor Sling Bag Crossbody Shoulder Chest Backpack The unique charm of originated from the history, art, and beauty of Rome, experiencing 's extraordinary craftsmanship and create unique backpacks through customized services. Material: Composite nylon Water resistance fabric and aluminum alloy (Waterproof effect：NOT 100% waterproof, do not use in heavy rain) Specification: -: B13-007 -Exterior dimensions: 13.5*12*1.5 inch (L*W*H) -Compartment:4 sections -Weight: only 0.48 lb (0.220kg) -Gender: Men & Women - Adjustable length: 78-100 cm(30.7-39.3 inch ) -Occasion:Casual/Business/College/Travel/Outdoor Sport/Hiking/Camping/Climbing/Cycling Superb craftsmanship 1) Slim lightweight cross-body bag with form-fitting design, comfortable, and anti-theft shoulder bag. 2) Strong durable brand zipper, and comfortable water-resistance fabric (Splashproof). 3) Rationally organized space, multiple sized pockets at various angles, easy access to all your gadgets. Multifunction 1) Built-in RFID blocking zipper pocket, safeguard your credit cards, and personal information against identity theft. 2) Adjustable shoulder strap from 30.7 to 39.3 inch, wide strap makes it comfortable across your back and chest. 3) Stays slim fit even when it's full, you can wear the sling bag over a T-shirt, under or over a jacket or business suit. 4) Night reflective belt on the strap also can be used to fix the earphone, avoid tangle cables.