West Biking Sports Sunglasses Polarized Glasses Cycling Driving 3 lenses Polarized lenses reduce 100% of visible glare from water, snow, sand and pavement for increased visual acuity and decreased eye strain Frames are extremely lightweight and durable; exhaust vents enhance airflow to virtually eliminate fog and condensation, Stress-resistant frame material is lightweight; Impact resistant Including 3 lenses: Glare lenses, Graced lenses, Polarized lenses. Integrated vents, to improve air circulation and reduce fogging Plasticity nose pads are more real, more fit, non-slip rubber material wear nose Thoth liter grip force and comfort. Non-slip rubber on both insides of eyeglass frames, human design, to help drivers cope with different weather riding conditions, to ensure movement, glasses will not fall off, enjoy your worry-free ride.