Prescription Insert Holder Attachment Type Clip Compatible with Brand Pyramex Compatible with Grainger Part Number 23Y655 23Y656 Compatible with Manufacturer Model Number GB6410SDT GB6420SDT Compatible with Product Type Goggles Compatible with Series V2G For Use With GB6410SDT GB6420SDT Frame Color Clear Frame Material Nylon Includes Micro-Fiber Storage Case Standards ANSI Z87.1 CE EN166 CSA Z94.3