Category 1 lenses - Full UV filter: ideal in cloudy / foggy weather conditions
Frameless glasses: promotes ventilation.
High-resistance polycarbonate lenses: protect your eyes from impacts.
Field of vision
Large lenses: enhanced peripheral vision.
Wraparound design: protects from the wind, splashes and bad weather.
Grip at the tip of the arm: keeps the sunglasses from slipping.
Lightweight cycling sunglasses: 24g.
Category 1: lets through 43% to 80% of the light - Standard: ISO 12312-1. Yellow lenses make for contrast-enhancing sunglasses when the light conditions are particularly low: in cloudy or foggy weather or at dusk.
Optical class 1: superior lens quality. Arms material: impact resistant polycarbonate. Geometry: spherical - 8-base.