The Hobart 770005 is a pack of two #5 Shade, 2 x 4-1/4-Inch Arc Welding Helmet Replacement Lenses for use with the Hobart 770257 and 770286 model welding helmets. The 770005 lenses offer high-quality eye protection for all types of arc welding as well as protection against ultraviolet rays. Clear cover plates inserted in front of the shaded lens protects them from metal spatter and scratches.Features:Replacements lenses for 770257 and 770286 welding helmets#5 shade lenses and clear cover platesWhat's In The Box:Two 2 x 4-1/4-Inch #5 Shade LensesTwo 2 x 4-1/4-Inch Clear Cover Plates