Sunglasses with polarized lenses that reduce surface reflections and eye fatigue, providing superior sharpness and contrasts. Lens material: Lenses made of polarized bio tac material. 100% UV protection. Filter category 3, color dark enough for outdoor use in full sun. They absorb between 82% and 92% of sunlight. Composite case with eyeglass case, suede and branded stickers. COMPOSITION: Frame material - Acetate, Finishing material - Soft rubber feel, Lenses - 100% UV400 Nylon, Hinge - Metallic.