The Dewalt Inner Protective Lens 5-Pack is designed specifically for the DXMF21011 Helmet, providing reliable protection for welding and metalworking tasks. You will receive 10 lens. 2 packs of 5. $20 + few dollars to ship them. Each 5pk is $16+ tax at the store. Made of durable polycarbonate material, these lenses offer excellent impact resistance and are designed to fit securely within the helmet. The pack includes 5 lenses, ensuring a steady supply for extended use. With a sleek design and no additional features, the Dewalt Inner Protective Lens 5-Pack is a practical and essential accessory for welders and metalworkers looking to enhance their welding experience.