ROCKBROS Sports Sunglasses Cycling Glasses Photochromic Glasses for Mountain Bike Fishing Transparent PC Lenses UV400 Ultra Light Unisex

• SMART & CONVENIENCE: 3 in 1 Intelligence lenses changing from bright to dark based on the UV intensity. Brighter indoors and darker outdoors. And the lenses can brighten from the dark quickly, so there is no need to change lenses for different light conditions.
• ADJUSTABLE & CUSTOMIZED: A flexible fit for different facial contours benefit from adjustable high toughness rubber temples. Furthermore, soft rubber nose bridge can be adjusted to your expected angle. Cozy temples and nose bridge are softer for all day long wearing than plastic
• CLARITY VISION & EYE PROTECTION: Transparent lenses in the normal light condition and changing from different light conditions ensure your clarity of vision. (Can be used at night.) Only 30 grams, light weight from the glasses. PC-made lenses and frame are processed into durable ROCKBROS photochromic lenses goggles
• CLARITY VISION & EYE PROTECTION: Transparent lenses in the normal light condition and changing from different light conditions ensure your clarity of vision. (Can be used at night.)
• PACKAGE INCLUDES: chunky case*1; inserts for prescription lenses*1; a small pouch for glasses*1; wipe cloth*1. Notice: When wearing photochromic cycling glasses through the dark tunnel or the lenses are dark, we suggest slowing down to ensure your safety

Description Product details: Brand: ROCKBROS Weight: 30g/pair Package Weight: 170g Gender:Unisex,Adult Color: Black, Grey Frame material: TR 90 Delicate lenses: UV protection lenses + blue light + intelligent photochromic technology. WARNING: The color change time differs from the intensity of sunlight. Winter for about 3 minutes, summer for about 2 minutes. Features: The colours of the light in the dark depend on the intensity of the light. The glasses darken in the outer room and become transparent inside. You don't need to change the color of your glasses for different conditions. The rubber nose pad can adjust according to your size to ensure that your glasses do not slip when looking down. In addition, the soft nose bridge gives less pressure. The weight is only 30 g, the lenses are made of PC. The bezel frame is durable. The glasses can be used longer. The glasses case contains a myopia frame. It can insert the mount into the nose pads. It is necessary to equip corrective lenses for frames by yourself. Note: if the lenses do not change the color in the sun, maybe the sun is not strong enough. If you have any questions, please contact us and we can give you a replacement or refund.