How to take care of the blocks?

In order to prevent dust from collecting on the cubes, you should clean them with a vacuum cleaner regularly.
After cleaning the blocks with a vacuum cleaner, wipe them with a humid (but not wet!) cloth from each side.
The blocks can be washed in the washing machine in the amount of not more than 6 pieces of the same color by using the short program, the washing temperature should not exceed 30° C.
Do not tumble dry. Do not dry on hot surfaces.
Do not dry in sunlight.
Do not iron.
No bleach.