SCVCN Photochromic Bike Cycling Glasses UV400 Bicycle Riding Eyewear Sports MTB Outdoor Sports Golf Camping Driving Eyepieces

Product configuration:【Photochromic-1 lens】: UV400 photochromic glasses*1[Product Features] Photochromic glasses are suitable for indoor and outdoor wear. When the sunlight is strong, the lens color darkens to protect the eyes from the stimulation of strong light. In the evening or in a room with softer light, the lens is transparent and colorless, which will not block the vision.The lenses automatically change color based on UV intensity, rather than the intensity of ordinary visible light The stronger the UV radiation, the darker the lenses become; as UV levels decrease, the lenses gradually become clear.