This pack of welding helmet lenses from Lincoln Electric is designed to enhance the safety and efficiency of your welding tasks. Each polycarbonate lens measures 94.7 x 89.7 x 1.0 mm, providing a robust shield against sparks, UV rays, and other hazards, ensuring your eyes are well-protected. With five inside cover lenses included in each pack, these replacements help maintain optimal visibility and clarity while welding. Designed for seamless integration into your existing helmet, these lenses are a practical and essential accessory for any welding professional or enthusiast.