Designed to enhance the longevity and performance of your welding helmet, these polycarbonate safety inner plates from Jackson Safety are an essential addition for any professional welder. Measuring 5.25" x 4.5", they feature a clear viewing area of 3.25" x 4" that ensures optimal visibility while protecting the auto-darkening filter from sparks, scratches, and smoke. Packaged in a convenient case of ten, these internal safety lenses are specifically designed to fit the Jackson Safety TrueSight II Digital ADF Welding Helmet, making them a versatile and practical choice for safeguarding your equipment and enhancing your welding experience.