1664 X MESSYWEEKEND 2.0 Winter Edition. A collab with a twist.With its cylindrical shape and frameless style, 1664 snow goggles offer the clearest and biggest field vision. Featuring magnetic lens attachment technology that makes it easy to switch between lenses. Dual-layered Grade 1 optical-quality polycarbonate lens. Anti-fog and anti-scratch coating with 100% UV400 predection. Over the glasses fit and adaptable for most helmets.