Replaces pitted or scratched inner protection plate for 3M™ Speedglas™ Welding Filters 9100XX, 9100XXi and G5-01 Plate size: 117 mm x 77 mm Protects the inside of surface of the filter from sparks and spatter Helps you maintain optimal vision and the correct level of comfort and protection Clean with a soft cloth and replace if any pits or scratches occur 5 per pack