Men USB Charging Laptop Backpack 15.6inch Multifunctional High School College Student Backpack Male Travel Business Bag pack Small Size (18inch): 47*33*17cm, can fit 15.6inch laptop Large Size (20inch): 50*35*19cm, can fit 17.3inch laptop 5. Dimension: 4. Lining: polyester 3. Material: High density water-proof polyester 2. Color: Gray, dark gray, black, red 1. Item: Backpack Features: 1. FABRIC- Water-repellent Polyester material 2. Waterproof material: splash and scratch resistance 3. Large capacity 30L: Store items for 5~7 days business trip 4. Ergonomic design: thick and breathable sponge, S-shape strap make your back more comfortable 5. Hidden anti-theft pocket is designed on the back of the backpack. 6. Earphone jack and Faster charging USB port 7. Inside item slots and Luggage belt 8. Multi-site reinforcement, shoulder strap bearing 20kgs.
