Expandable Travel Backpacks for Men Large Capacity Waterproof Laptop Backpack USB Charging Backpack Trekking Outdoors Backpack

Product Name: Laptop Backpack
Material: Nylon
Weight: About 1kg
Size: 45 * 30 * 15cm
Function: Travel / work / travel / leisure
15.6-inch laptop
Large capacity design
Separate laptop bag and iPad bag
USB external charging interface
Large capacity and ventilation after expansion
Practical details, can be inserted into the trunk
Breathable shoulder strap