17.3-18 Inch Hard Shell Laptop Backpack with USB+Type-C Charging Ports Unisex Anti-Theft Business Travel Bag 1. Dual Versions Available - Air Cushion & Non-Air Cushion: Choose between the Air Cushion Version (enhanced shock absorption for delicate devices) or the Non-Air Cushion Version (featuring a shock-absorbing cotton lining; no water bottle pocket). 2. Spacious & Organized Storage: Equipped with a large main compartment + multiple accessory pockets, ideal for short trips. Stores laptops, keyboards, tablets, cameras, headphones, and light clothing effortlessly. 3. Dual Charging Ports (USB + Type-C): Built-in ports connect to a power bank (not included) for on-the-go phone charging. Keep devices powered without opening the bag. 4. Premium Water-Resistant Material: Made of high-density EVA and Oxford fabric for scratch resistance, durability, and short-term water protection. 5. Ergonomic & Breathable Design: Features a 3D ventilated back panel and honeycomb-pattern shoulder straps for cooling airflow and reduced pressure during extended wear. 6. Enhanced Security & Safety: Includes a 3-digit combination lock for anti-theft protection and reflective strips for nighttime visibility to vehicles and pedestrians. 7. Material: PEVA + Oxford cloth 8. Size: 46 x 32 x 14cm 9. Structure: main bagsub-bagmobile phone bagcomputer compartment bagsmall compartment bag