Gracia

Use the original cleaning cloth in order to clean fingerprints, dust, and other imperfections.
If additional cleaning is required, use a PH neutral soap with lukewarm water. Avoid alcohol and solvents.
Avoid the use of abrasive products and unclean cloths, as these can alter the characteristics of the lenses.
Use only original accessories and replacement parts.
Remember to keep your Barner glasses in their original case, in a dry place with a temperature between -20°C and 40°C.