The Gold Auto-Darkening Welding Lens in Shade 10 offers true color protection for welders. This solar-powered lens is designed to fit 2" x 4-1/4" welding helmets and includes a lithium metal battery for convenience. The lens provides a high level of protection with a sleek design and comes with everything needed for a secure fit. Perfect for professional welders looking for quality protective gear, this Gold 10 Welding Lens is a reliable option for any welding project.