Keep your cool in the Zeal Riviera Polarized Sunglasses. These classy shades have a timeless look that works whether you're on vacation at the beach or commuting to the office. The e-llume lens is made from a plant-based material called Z-Resin to eliminate the need for harmful petrochemicals in the manufacturing process, and the Eco-Acetate arms are made with post-consumer acetate to reduce waste so you can strut your stuff with a clear conscience. Plus, the lenses are polarized to reduce glare from reflective surfaces so you can always see clearly. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.