Replacement lenses for your Heat Wave Performance RAYTH sunglasses. -Shatter-resistant - Meets ANSI Z87 impact requirements-UV 400 resistant- Sold as a pair VLT Variations: Anti Fog Clear Lens VLT = 88% / Cat 0Black Lens VLT = 11% / Cat 3Black Polarized Lens VLT = 11% / Cat 3Firestorm Lens VLT = 14% / Cat 3Firestorm Polarized Lens VLT = 12% / Cat 3Galaxy Blue Lens VLT = 10% / Cat 3Galaxy Blue Polarized Lens VLT = 10% / Cat 3Silver Lens VLT = 11% / Cat 3Silver Polarized Lens VLT = 11% / Cat 3Photochromic Lens VLT = 75% - 17% / Cat 1-3