Do you know how the clay block works?

How does the clay block work? 

Clay bars can be used in different scenes in car washing process, heavy dirty or more contaminants and deep contaminants;  but clay block is a special one that can clean almost contaminants and dirty, the car refinish reshine.  and clay block has a good performance in washing process, it is easy to use, the sponge can supply water for clay removal process.

How does the magic clay block work? 
Why Magic Clay Block is easy to use? 
because design a high quality clay on the clay block top; 
the clay can remove almost contaminants from bar body, car paints, car glasses. 
and the sponge can supply water when the clay touch the surface of paints or glasses. 
so, it is easy to use, it's different from clay bar. moving and watering in the same times of washing process.