The benefit of sunglasses Ultraviolet rays can damage the cornea and retina, and sunglasses can eliminate uv radiation. When the eye receives too much light, it naturally shrinks the iris.Once the iris shrinks to its limit, then people need to squint.If the light is still too much, such as the sunlight reflected from the snow, it will damage the retina Sunglasses can reduce the regulation burden of the ciliary muscle of the glasses in the bright light. Product Feature： - Oversized style plastic frame. - Durable and light. People could wear it over long period of time. - UV400 HD Glasses lenses. - Blocks harmful rays. - Anti scratch. WHAT YOU GET ▷ Sunglasses * 1 ▷ Soft Microfiber Pouch * 1 ▷ Soft Glasses Cloth * 1 About GRFISIA Sunglasses GRFISIA's each pair of glasses is designed to be comfortable, high quality and fashionable. And Each sunglasses is provided witha soft bag and a soft clean cloth as a gift to your friends and families. whether you are an outdoor enthusiast or going to parties, shopping,our sunglasses protect your eyes and enjoy a clear vision more comfortably.Good glasses can bring good mood, I hope you happy shopping! Cleaning Tips - Treat sunglasses mildly, cleaning regularly- Clean the lens by water and warm mild liquid - Wipe the sunglasses with the soft glasses cloth