V-Force Grill Thermal Goggle Lens are thermoformed and maintain V-Force goals of distortion free optics and the use of anti-fog technologies. Dual pained thermal lenses were created to handle the toughest of conditions accompanied with the VForce QuickChange lens replacement system and superior coatings. VForce continues to provide the most technically advanced Vision Systems in the industry. *This lens only fits V-Force Grill Goggles.