• Made of high quality Oxford cloth, water-repellent, wear-resistant and durable
• Large-capacity backpack, it can store laptops, tablets, books, clothes, etc.
• Three main pockets and a separate digital compartment design
• Designed with USB charging port, convenient for charging your phone
• The band on the back make it can be put on the trolley case easily

Specification:

• Model: MR9993
• Material: Oxford cloth
• Dimensions: 30*20*45cm (can store 17.3 inches laptop)
• Shoulder strap adjustable length: 40-85cm

Note: 

• Cannot be opened 180° and laid flat.
• No capacity expansion function.