1。 The white air force is displayed outside, which is easy to get dirty. If it is dirty, use an eraser. It is just an ordinary pencil eraser.

2。 Don't get wet. Wipe with a dry cloth immediately.

3。 Hang your shoes in a cool and ventilated place, and don't bask in the sun.

4。 It's snowing heavily in the northeast, so don't go into the house directly when you come back, and crack or open the glue immediately.

5。 It's really dirty You can use toothpaste and cloth, but you can't use it too many times.

6。 This hole is dirty. Try sticking it with scotch tape.