How can I clean and maintain my sunglasses to maintain their UV protection and comfort?

Daily cleaning
Remove dust: In daily use, the surface of sunglasses is easily contaminated with dust. You can use a clean and soft glasses cloth or a special microfiber cloth to gently wipe off the dust. When wiping, pay attention to gentle movements to avoid too much force to scratch the lens.
Cleaning stains: If there are stains, grease or fingerprints on the lens, you can rinse the lens with clean water, then drop a few drops of neutral detergent on the lens, gently rub with your fingers, and then rinse with clean water. Dish soap can effectively remove oil stains without causing damage to the lenses. After rinsing, use a clean glasses cloth or paper towel to gently absorb the water, do not wipe back and forth, so as not to scratch the lens.
Regular maintenance
Check the frame: regularly check whether the screws of the frame are loose and whether the opening and closing of the mirror leg are smooth. If the screw is found to be loose, it should be tightened with a professional eyeglass screwdriver in time; The opening and closing of the mirror leg is not smooth. You can apply a small amount of lubricating oil, such as Vaseline or special glasses lubricating oil, to restore its flexibility.

Replacement accessories: If the nose pad or leg pad of the sunglasses is aged, deformed or damaged, it should be replaced in time. The condition of these accessories will directly affect the comfort of wearing, and aging accessories may cause skin irritation.
Avoid high temperatures and chemicals: Do not expose sunglasses to high temperatures for a long time, such as on the dashboard in the car or in direct sunlight, high temperatures may cause lens deformation, film off, affecting the UV protection performance. At the same time, avoid contact with perfume, hair spray, alcohol and other chemicals, these substances may corrode the frame and lens.
Storage method
Use glasses case: When sunglasses are not in use, they should be placed in a special glasses case. Eyeglass cases protect sunglasses from bumps, scratches and dust. When storing, pay attention to turn the lens inward to avoid friction between the lens and hard objects in the box.
Avoid squeezing: Do not put sunglasses in pockets or bags, so as not to be squeezed out of shape by other items. If you need to carry it, it is best to use a glasses bag or a hard-shell glasses case to provide better protection.