3M SecureFit 500 Series SF509AF-BLK, Black, Silver Mirror Anti-Fog/Anti-Scratch Lens, 20 ea/Case Healthcare Masks this auto darkening welding filter

this auto darkening welding filter enhances visibility

This filter is NIOSH approved for use with 3M™ Secure Click™ Respirators in environments containing certain oil and non-oil based particles

This accessory is intended for use with NIOSH-approved 3M respirator systems and supports compliance with OSHA respiratory protection requirements when used as part of a complete

they help verify proper earplug fit

3M SecureFit 500 Series SF509AF-BLK, Black, Silver Mirror Anti-Fog/Anti-Scratch Lens, 20 ea/Case Healthcare Masks this auto darkening welding filter3M SecureFit 500 Series features a contemporary lens design coupled with adjustable ratchet temples and 3M Pressure Diffusion Temple (PDT) technology to help provide a more personalized fit. This sporty eyewear also offers self adjusting colored temples, a variety of lens tints and models with Scotchgard Protector Anti Fog Coating.