With lots of coverage and a performance fit, Smith's Hookshot sunglasses are great for all-day adventures. Megol nose pads hold the lightweight Evolve frame securely in place, so they won't fly off if things get hairy. The ChromaPop lenses enhance color to bring out natural details of the world around you, and Smith's enhanced polarization protects your eyes from harmful rays and abrasive glare. Enhanced polarization eliminates glare Evolve frames are lightweight, durable ChromaPop lenses enhance colors Equipped With ChromaPop Polarized ChromaPop Polarized lenses are optically tuned to give you visual comfort and impact protection with enhanced glare reduction, while also offering anti-reflective, water- and oil-resistant coatings, and 100% UV protection. Hydrophobic Lens Coating Smith's hydrophobic lens coating is bonded to all mirrored lenses, to repel moisture, grease, and other grime. The durable finish enables you to cleanly wipe away water, fingerprints, and more, sans streaks. Evolve-eco Frames Evolve-eco frames are made of a material called Risan Clear. It is a lightweight and durable material. Most importantly it is environmentally conscious and is 53% bio-based. Megol Megol material is placed at the nose and or on the temple tips, Megol gently grips your skin to help keep the frame in place. The gripping power increases when introduced to moisture.