LENS: Photochromic polarized lenses from light smoke cat. 1 to smoke cat. 2 ( this is the perception of the color of the lenses but thanks to the polarization the protection factor proceeds from cat 2 to 3) - it adapts to changes in light.
SAFETY: Lenses made in impact resistant Polycarbonate - 100% UV protection.
GRIP: Grip at the tip of the arms and nose-pad, keeps the sunglasses from slipping.