Technical specifications: Outer dimensions: approx. 52 x 35 x 20 cm. Calculated volume: 42 litres. Laptop compartment: 36 x 32 cm Weight: 1000 gr. Material: 100% polyester, robust material, easy care, washable. Decoration not included. Colour: light blue Package Contents: 1 * travel bag Carrying backpack This backpack is made of waterproof durable polyester, good air permeability and heat dissipation with two padded shoulder straps, Offers easy carrying and power reinforcement, relieves the pressure on the shoulders and keeps cool when you carry it for a long time. And its tough, firm and wont fade. Separate shoe compartment design and wet bag The wet bag is made of high-density water-repellent material, can help you separate dry items and wet items, if you have wet clothes or towel, you can put it in wet bag. A separate shoe compartment can help you carry and keep your shoes better in your travel bag. USB charging port Built-in charging port allows you to charge your phone anytime, anywhere. Anti-theft travel bag 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 practical. Can be used in several different ways. It can be served as everyday backpack, roomy college book bags, professional laptop backpack or daily use anywhere for weekend trip.