Men's Polarized Square Sunglasses, UV400 Protection Sun Glasses with Aluminum Magnesium Alloy Frame, Color Changing Glasses

COLOR-CHANGING ANTI-BLUE LIGHT LENS - The lenses can change color according to the intensity of ultraviolet rays, which can not only block radiation and filter harmful blue light for you, but also block ultraviolet rays to protect your eyes., POLARIZED & 100% UV400 PROTECTION LENSES - This sunglasses lenses can change color, when exposed to UV rays, the lenses darken and absorb UV rays. So it can effectively block 100% of both UVA and UVB rays., HIGH QUALITY - The sunglasses are made of alloy and TAC materials, which are light in weight and durable in quality, can reduce the pressure on the bridge of your nose when you are wearing them, making you feel comfortable., SUITABLE - Being polarized and UV400 protection makes these sunglasses the perfect choice for outdoor sports and activities such as driving, fishing, golf, hiking, boating, and is suitable as high fashion accessory and daily wear all year round., PRODUCT SIZE - Lens Width: 58mm, Frame Height: 51mm, Nose Bridge: 15mm, Frame Width: 144mm, Temple Length: 140mm. Weight: about 28.3g."