An Amazing Junior High School Trolley Backpacks With Climbing Wheels Multifunctional For Students Young People

Product Features:

* Big capacity and easy carry way trolley backpack specially for junior high school,  campus students, young men.

* With strong bottom fenders to production the whole bag safely.  Together with the back trolley system and PE board shells as    providing a strong protection for the things inside; 

* Light oval shape and aluminum quality trolley rod, " T" shape trolley handle to reduce unnecessary weight of the bag body self. So the bag can carry       more travel and study supplies.  The main feature-  two group 3 in 1 wheels can climb stairs easily even when fully loaded.    2-3 plastic stander studs on bottom make fully loaded bag stable at any time. 

* One front zipper pocket to put books,  stationery and fast touch things during study and travel experience.   One main big zipper compartment to store clothers, laptops etc.  seperately.   Multi layers pockets can seperate the group personal belongings in order. 

* On the front pocket and back shoulder strap, there're severl reflective strips , to guarantee night walking safetly. 

* There's a hidden bottom wheel dust cover on back.   It will ensure people clear during travel in carry way.   

* The trolley system total height is 100cm when it is used like a trolley case, but 47cm height for people to carry like a backpack.

* Different printings materials availale. 

Technical Data: 

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