For use with the Jackson Safety H500, WH20, and H100-A welding helmets. This Jackson Safety welding helmet replacement kit is shipped 1 unit per case. This is a small parts kit product type. Meets ANSI Z87.1-2010 and ANSI Z89.1 standards. stablished in 1933, Jackson Safety has built a century long reputation for delivering the most innovative safety solutions in the welding and personal protective equipment industries. When it comes to providing safety solutions with long-lasting value, durability and comfort, Jackson Safety has set the standard. Whether the need is for welding protection in a steel fabrication environment, head protection on a construction site, or hearing protection at an airport, Jackson Safety provides the widest range of safety choices to meet the needs of every job and every worker.