3M SecureFit 500 Series SF507SGAF-BLK, Black, Scotchgard Anti-Fog Coating, IO Gray AF-AS Lens, 20 ea/Case Chargers Accuracy of +/-25% at a

Accuracy of +/-25% at a 95% confidence level for many workplace contaminants

The 3M SecureFit 300 Series of protective eyewear is designed with Asian features in mind

and optimized airflow distribution

comfortable sound barrier for excellent noise reduction and reliable

3M SecureFit 500 Series SF507SGAF-BLK, Black, Scotchgard Anti-Fog Coating, IO Gray AF-AS Lens, 20 ea/Case Chargers Accuracy of +/-25% at a3M 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.