The PersoEvo4 glasses are very light (28g), ventilated (4 vents on the central frame, and 8 on the lens).
The category 1 and 2 photochromic lens are tinted according to brightness and will filter the sun’s brightness to 92%, it adapts to changing weather conditions: cloudy, rainy or foggy weather or to your environment: forests, shaded, areas, tunnels etc.
– The photochromic lens category 1 to 2 adjusts its tint based on brightness.
– Ventilated frame (4 vents) and ultra-lightweight model: 28 gr.
– 8 vents on the lens.
– Adjustable nose bridge.
– Grip sleeves for excellent fit.
– Compatible with optical insert.
