- Standard replacement outer filter cover, compatible with 3M Speedglas 100 Series welding helmets - Pack of 10 units, ideal for workshops, industries, and welding professionals - Protects the auto-darkening filter from splashes, dust, and damage - Made with durable materials for greater longevity in demanding environments - Easy to install and replace, helps maintain equipment safety and performance - It is recommended to periodically check and replace worn or damaged parts - Simple cleaning with a soft cloth; replace if holes or scratches appear - Product designed, manufactured, and labeled for professional and industrial use - Not suitable for individual consumers or domestic use