That set contains both the pre-cleaning as well as the sealant for:  

- Glass
- Ceramics 

Set is delivered in a high-quality box.   
 
Caremaxx - NANO glass - and  ceramics-sealant SetCrystal Clear protects the valuable surfaces and stops attaching of impurities . The sealant provides an easy cleaning of the surfaces.  All sealants were already applied at thousands of objects and were proven itself very well.

- easy to clean - effect, self-cleaning-effect
- prevent attaching of contaminations
- cleaning only with water, without chemistry
- prevent the water and moisture is absorbed.