ROLLA has a chunky rectangular shape with an angular profile and wide temple. This cat-eye frame, inspired by a sporty lifestyle, is created with highly qualitative eco-nylon and spring hinges for maximum comfort and is combined with our innovative Spirit lens. The bevelled lens plays with the volume and gives us a strong feminine style with plenty of character. The Strongest Photochromic Polarized sun lenses. Photochromic lens perfectly adapting to only let the necessary light reach your eyes. Ideal for everyday use. Bio sourced Shape-memory material for a long lasting frame with a lower environmental impact.. Perfect hinge to adapt on various face size. Lens Technology : Saturn Polarized Photochromic Spectral Control. Lens VLT : 31% to 13%. Lens Color : 555nm. Frame Material : Eco-Nylon. Hinge : Flex Hinges