Features: Brand new and high quality Material: Made of durable nylon material, zipper closure. Comfortable airflow back design with thick but soft multi-panel ventilated padding, gives you maximum back support. Shoulder Strap: Breathable and adjustable shoulder straps relieve the stress of shoulder. A top handle for easy grasping and hanging, increasing the versatility of this bag. Large Capacity: Large compartment and small pockets to storage your 15.6/15/14/13 inches laptop and other small items. for Protection for Laptop: The laptop compartment is stuffed by thick sponge, which can protects your computer from collision. USB Charging Port: With a USB charging port extended on the side of the backpack, convenient to charge your phone when you are carrying a backpack on the road.(Optional) Occasion : This stylish backpack can be a great companion for college, travel, business, daily use and outdoor activities. Gift: Practical gifts for teens, friend, suitable for both men and women. Specifications: Gender: Unisex Style: Fashion Closure type: Zipper Material: Nylon Optional Type: 01 Standard Version, 02 Upgrade Version(with USB Port and Side Pocket) Optional Color: Black,Gray Size:app. 28x12x41cm /11.02x4.72x16.14in Quantity: 1pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-2cm error due to manual measurement. make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1pc Backpack