MULTI-COMPARTMENT:The travel backpack has a separate wet pocket that it could toiletries and wet towls ; Main compartment with double zippers has enough room to store your clothes,travel accessories for an overnight trip; There are many other pockets for different purposes, and keep your items organized and easier to find ANTI-THEFT& SAFE: With a hidden anti theft pocket on the back , can store Passport, Cellphone, Wallet, protects your value things inside from thief and offers a private space, which is very safe and convenient PRACTICAL & CONVENIENT : Luggage strap allows backpack fit on luggage / suitcase, slide over the luggage upright handle tube for easier carrying, Reduce the burden on your shoulders and back during the journey DIMENSIONS:The dimension of travel rucksack is 43 x 16 x 27 cm. with a 20 litre capacity. You can carry it onto airplane. Served as carry-on hand luggage bags for travel. MULTIPURPOSE: The backpack is perfect for a large travel backpack, large laptop bag or spacious college backpack, you can use it at anywhere for International travel, camping, hiking and overnight trip