Description Description: Material: Made of high quality material glass, durable and practical to use. Usage: Used to replace the glass lens on the welding, goggles, anti glare. Professional Workers: Applicable to operators who protect welding, welding. Optional: Variety Diopters for Choice: Available in four diopters for choices: 0.75, 1.25, 1.75, 2.25. Replacement: Professional processing, perfect replacement for the broken one. Specification: Material: Glass Size Chart: 5cmx4cmx3mm/1.97inchx1.57inchx0.12inch Package Includes: 1 Welding Lens(2 Pack) Note:Customer satisfaction is our primary concern. If the product is somehow cracked or broken during shipping, please feel free to contact us. We will try our best to give you a satisfactory solution.