Photochromic ZEBRA lenses from category 2 to 4, with antifog treatment and oleophobic treatment on the external face. Its enveloping shape and curved rods ensure ideal protection and a perfect fit. It has flexible and adherent inserts on the bridge (Grip Nose) and on the end of the rods (Sipe Grip Tech) for maximum comfort and stability. White and black frame. Visible light transmission rate: 7-42%. Weight: 36 g.