These sunglasses feature both polarization and photochromic (light-adjusting) functions. Ideal for driving, fishing, and outdoor sports. They deliver the necessary amount of light to your eyes, even when it's difficult to see things like road surfaces, water reflections, or slopes in golf. You'll notice a significant difference in eye fatigue when wearing them. ◯ Functions & Features ・Polarization Function Cuts out dazzling reflected light and glare, providing a clear view. ・Photochromic Function The lens color darkens when exposed to UV light, automatically adjusting to the brightness. No need to remove your sunglasses indoors or in tunnels while driving. ・UV400 protection with a 99% UV cut rate. Effective in preventing eye diseases caused by UV rays. ・Lightweight design of approximately 25g with a comfortable fit, making them easy to wear all day. ◯ Product Details ・Frame: Black ・Lens: Gray ⇔ Black ・Size Approximately 145mm x 133mm Lens 37mm ・Weight: Approximately 25g ・Specifications: Polarized, Photochromic, UV Cut, Ultraviolet Cut ・Material: Lightweight and durable frame made of aluminum and magnesium alloy. ・Hinges open up to 130 degrees for a stress-free fit. ◯ Important Notes ・No box is included to offer a lower price. ・We will exchange the product for initial defects. ・Please refrain from purchasing if you are looking for the same quality as Japanese-made products or if you are overly sensitive, as this is an overseas product. ・Please contact us before leaving a review if you have any issues. Polarized Sunglasses Shiraoka Fishing Driving Outdoor Non-prescription