La.Klar Sonic + cleaning concentrate for use in an eyewear bath. The concentrate is suitable for intensive cleaning of glasses in an ultrasonic and glasses bath. Depending on the degree of soiling, the recommended amount of La Klar Sonic + concentrate is added to the water bath. La.Klar Sonic + cleaning is a high-quality application to gently clean glasses. The effective cleaning concentrate can also be used for deep cleaning of jewelry. After the water bath with the La.Klar Sonic + concentrate, the cleaned objects should be rinsed thoroughly with water.