Replacement lens kit for the Performance Lazer SLIM. Now you can replace the lenses on your Z87+ Lazer SLIM sunglasses easily with our replacement lens kit. Each kit comes with 1 replacement lens, 6 lens screws and a custom screwdriver - everything you need to give your shades a refresh. Lens is marked Z87+ - End users must exercise extreme care when installing to ensure compliance with the Z87 standard. DO NOT OVER TIGHTEN SCREWS VLT Variations: Anti Fog Clear Lens VLT = 88% / Cat 0Firestorm Lens VLT = 14% / Cat 3Firestorm Polarized Lens VLT = 12% / Cat 3Galaxy Blue Lens VLT = 10% / Cat 3Galaxy Blue Polarized Lens VLT = 10% / Cat 3 Ultra Black Lens VLT = 6% / Cat 4Ultra Black Polarized Lens VLT = 6% / Cat 4