Optic Nerve Tightrope Polarized Sunglasses 78020716159 The sleek, minimalist Tightrope is a clear choice for active, outdoor activities with polarized lenses that offer maximum coverage and protection. The Tightrope is complete with a tactile rubber nose pad to prevent slipping. Unisex, fits small to average sized faces. Features UV Rating: 100% UVA/UVB Protection Lens Type: Polarized Design: Active Sports Optic Nerve Tightrope Polarized Sunglasses