Ray-Ban Sunglasses RB3778 - Black Frame Grey Lenses 60-18

The Ray-Ban RB3778 sunglasses with grey lenses typically offer 100% UV protection, safeguarding your eyes from harmful UVA and UVB rays.

The frame is constructed from durable and lightweight zinc.

Always use a clean microfiber cloth. For tougher dirt, use a lens cleaning solution or a small amount of mild soap with lukewarm water, followed by rinsing and drying with the microfiber cloth.

The grey lenses are best suited for bright, sunny conditions. For overcast days or low-light situations, darker or polarized lenses might offer better visual comfort.

The '60' refers to the lens width in millimeters, and '18' refers to the bridge width in millimeters. This is a standard sizing for adult sunglasses.

Yes, the lenses can typically be replaced. It is recommended to have this done by a professional optician to ensure a proper fit and to maintain the integrity of the frame.

While these sunglasses have a standard fit, minor adjustments can sometimes be made by a professional optician. For significant fit issues, consider trying them on in person before purchasing or looking for alternative models.

Use the provided microfiber cloth or a similar soft, lint-free cloth to gently wipe the lenses. For stubborn smudges, a lens cleaning solution specifically designed for eyewear can be used.

Minor bending can occur with use. Attempt to gently bend the frame back into its original shape. For significant damage, consult an optician for professional repair or consider replacement.