UKNOW Photochromic Sunglasses for Men Women, Transition Glasses with Night Vision Lens, Sports Sunglasses for Cycling Driving

Specifications

• 【PHOTOCHROMIC TECHNOLOGY】 - With its photochromic technology, the lens can automatically adapt to the changing light conditions around you. This works when the lenses are exposed to UV light and the molecules embedded in the lens change their structure. This change of structure lightens or darkens the lens automatically to provide a comfortable tint, for optimal vision.
• 【UV400 PROTECTIVE LENSES】 - Coming with UV-Protective coating, the lenses of our sunglasses are able to defend against 100% of UVA/B/C rays and harmful blue light to 400nm, which may lead to age-related eye diseases and vision problems.
• 【RUBBER DESIGNS FOR COMFORTABLE FIT】 – Our sunglasses equipped with ultra-grip rubber nose pad and non-slip rubber leg provide you with more comfortable wearing experience. What’s more, it is ideal for cycling, running, fishing, climbing, driving and other outdoor activities.
• 【POLYCARBONATE FRAME & LENSES】 - Polycarbonate is an extraordinarily durable thermoplastic which was used in bulletproof glass, riot shields and astronaut helmets. It’s the ideal material for performance eyewear because of its high impact resistance, inherent UV protection and lightweight.
• 【ERGONOMIC & STYLISH】 - Designed to meet the human head structure, our sunglasses will absolutely provide you with comfortable wearing experience. Stylish appearance makes you look rakish and attractive, allowing you to use it in any occasion.