【Expandable Backpack】Size: Large-Expanded Version;Increase capacity, improve comfort.This travel backpack has a hidden main compartment that can be expanded to open when needed, at your own pace. 【Large Travel Backpack for women】This backpack is made of waterproof durable polyester, good air permeability and heat dissipation with two padded shoulder straps, offers lightweight carrying and of force reinforcement,keeping cool when you carry it for a long time. And it is tough, firm and does not fade. 【Separate shoe compartment design and wet pocket】Main pocket x 3, laptop compartment x 5, and many other pockets for different purposes. Wet bags are made of high-density waterproof material to help you separate wet and dry items, and if you have wet clothes or towels, you can put them in the wet bag. A separate shoe cabinet can help you better carry your shoes and store them in your travel bag. 【USB Charging Port】Built-in charging port to charge your phone anytime, anywhere.Note: This backpack only provides conversion data line, you need to bring your own data line and power supply 【Anti-theft Multifunctional Backpack】There is a zipper pocket on the back of the bag, which can store valuables such as mobile phones and iPads, which is anti-theft and convenient. Multifunctional Daypacks：Hybrid (Backpack/Duffle Bag/Shoulder Bag/Travel Bag) conversion. Can be used several different ways. It can be served as work backpack,spacious college backpacks, professional backpack for laptop or daily use at anywhere for weekend getaway,occasiona. 【External size】Before expansion：(L*W*H)32*22*47cm/12.59"*8.66"*18.50";After expansion:(L*W*H)32*30*47cm/12.59"*11.81"*18.50"), Weight: 1.56KG/3.43 LB Size:Large-Expanded Version； Due to different product batches and different customer monitors, the pictures taken will have a certain color difference. › See more product details