Nowadays,more and more people use laptop backpack to protect laptop,so backpack is the one of our indispensability partner in daily.Here is some cleaning and maintenance of backpack:

1.When cleaning,we can use wet cloth to wipe our backpack or flap,unwashable，avoid to use detergent。

2.After cleaning should be dried in the shade, avoid direct sunlight

3.Can not use clothes-hanger to hang the shoulder strap part, because long time will out of shape.

4.Do not remove the backpack system as much as possible.

5.Backpack,when not in use,all fasteners and strap should be relaxed.

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