-Polycarbonate frame
The frame is made out of extremely durable polycarbonate. The sunglasses are thus a lightweight and consequently very comfortable to wear.
-Zeiss® lenses
When it comes to optics, KOO continues its collaboration with Zeiss®. The California is equipped with a number of up-to-date technologies such as polarized lenses - to reduce glare, multi-layer coating - to add strength and tri-flection - to provide higher protection.