These sunglasses comply with standards: ISO 12312-1
All products are tested in the real-life use conditions for which they were designed. The design teams, product managers, engineers, and stylists make sure that the program for which the product was designed and developed is in full accordance with its use in real-life conditions.
The quality of your vision depends on the proper care of your glasses. The case is not mere luxury! Stored in their case, the sunglasses are protected from scratches, shocks and crushing.