Smith Optics Attack Mag MTB Sunglasses. Color is Matte White with a ChromaPop Black Lens (VLT 10%). Includes a Bonus ChromaPop Contrast Rose Flash Lens (VLT 48%). Lenses are interchangeable. Comes with a hard case and a microfiber storage bag. The whoosh of your buddy passing you through the rock garden is basically just an invitation to chase. You'll be happy to oblige in these Smith Attack MTB sunglasses. The maximum-coverage lenses use ChromaPop™ technology to provide amplified detail and enhanced color, so you can stay focused on the trail ahead. The no-slip temples and two-position nose pad keep them in place over every baby head and wet root.