My daughter comes with the trolley along well. It is in the 4th grade and it's been a relief, if you do not have to wear all the time the satchel. So far, the trolley load holding by the school system good state. The roles of the trolley have a protection which you can fold down when you use the trolley as a backpack will.So makes you look at the roles not dirty. This protection could not be pushed back on a roll. After some tinkering, I have it but then can align again. Otherwise everything was great. The product can (lt. Tell my daughter).