Product Specifications:

Product packaging size: 20*12*7cm

Product weight: 248g

Product List:

Lens*5+frame*1+myopia frame*1+sports headband*1+lanyard*1+glasses cloth*1+glasses bag*1+polarization test card*1+glasses case*1

1. UV400 Protective Lenses: Our photochromic sunglasses feature anti-aging and impact-resistant UV400 protective coated PC lenses to block harmful UVA and UVB rays and protect your eyes from sand, strong winds and strong sunlight

2. Photochromic Technology: ROCKBROS Sunglasses Transition Lenses can automatically change from transparent to dark gray according to UV intensity, effectively maintaining the right brightness and protecting your eyes in strong sunlight

3. Interchangeable Arms and Straps: The specially designed compression resistant TR90 frame can meet most of your outdoor sports needs. And the side arms can be undone and replaced with straps, adding more safety for extreme sports

4. Lightweight: 30 grams per pair is ideal for long-term wear, ultra-light cycling sunglasses can reduce the pressure on your nose and temples. Curved design brings better wind and dust resistance, low wind resistance, suitable for high-speed riding

5. COMFORTABLE: The glasses are designed with an adjustable soft nose bridge to fit your nose better, and the built-in ventilation holes effectively prevent sweat from flowing into the eyes during exercise. Widely used in cycling, running, hiking, mountaineering, skiing, fishing, driving, baseball and other outdoor activities