Product Details
Brand: ROCKBROS

Weight: about 32g

Style: photochromic, uv400 cycling glasses

Color: Black/White/Black Red

Material: PC Transparent lens

Lens height: about 4.5cm 

Lens width: 15.7cm

Nose bridge width: 2.8cm

Glasses leg length: 16.8cm

Package included: Glasses, box, head band, glasses cloth, myopia frame

✔UV400 PROTECTIVE LENSES: Our photochromic sunglasses adopt safety and impact resistance UV400 protection coating PC lenses, blocks harmful UVA & UVB Rays and protect your eyes from sand, heavy wind, and strong sunlight

✔PHOTOCHROMIC TECHNOLOGY: ROCKBROS sunglasses transition lens can automatically change from clear to dark gray in response to the intensity of the ultraviolet, effectively maintain a suitable brightness to protect your eyes in strong sunshine（ The lenses should be contact with sunlight to change color directly.）✔INTERCHANGEABLE ARM & STRAP: The specially designed stress resistant TR90 frame can meet most of your outdoor sports needs. And side arms can be unclipped and exchanged for the retainer strap to add more safety for extreme sports

✔LIGHTWEIGHT: 30g per pair is perfect for long wear, ultra-light cycling sunglasses reduce pressure on your nose and temples. Curved design brings better wind and dust resistance, low air resistance, suitable for high-speed riding

✔COMFORTABLE: The mtb glasses designed with adjustable soft nose bridge to fit your nose better, built-in vent hole effectively prevents sweat from flowing into the eyes during exercise. Widely use for outdoor activities such as cycling, running, hiking, climbing, skiing, fishing, driving, baseball