• These are photochromic PC lenses, which change color depending on the intensity of outdoor UV light, and they quickly return to a transparent state at night
• They effectively block UV400, providing protection against harmful UV rays. They are highly durable, resistant to bending and impact from foreign objects, and have strong wind and sand resistance, making sports safer as they are less prone to breakage
• They come with myopia lens frame, so even people with nearsightedness can wear them for cycling (additional purchase of myopia lenses is required, recommended for nearsightedness within 400 degrees and astigmatism within 200 degrees)
• The rubber on the temple legs provide a comfortable and stable fit, preventing slipping
• The soft rubber nose pads also ensure stability and reduce pressure on the bridge of the nose
• Weighing only 37g, they are lightweight and won't burden you during cycling

Specifications:

• Material: PC+rubber
• Weight: about 37g