SMITH OPTICS ATTACK MTB SUNGLASSES Matte Black Frames with Violet Mirror/Low Light Interchangeable Lenses BRAND NEW IN BOX with hard case and paperwork Retail Price: $279 Brand new in box, never worn - absolutely NOT a return, defect, or factory second. Awesome sunglasses! These are 100% guaranteed authentic, purchased from a US authorized Smith Optics retailer. 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. When you finally catch up and cruise back to the shuttle, quickly swap between the included bright-light and low-light lenses using Smith's MAG.8 lens interchange system. Guaranteed brand new and authentic Includes storage case and pouch Includes low light lens Frame Material: TR90 Lens Technology: ChromaPop Protection: 100% UV Lens Width: 99mm Bridge Width: 01mm Temple Length: 120mm