3M BX Bifocal Safety Glasses with Clear Anti-Fog Lenses Bifocal Sunglasses Not only are the Bolle

Not only are the Bolle Contour lightweight and comfortable

they are NOT certified

Adjustable earbends allow for a comfortable

Noise Reduction Rating (NRR): 33 dB

3M BX Bifocal Safety Glasses with Clear Anti-Fog Lenses Bifocal Sunglasses Not only are the BolleThe 3M BX Bifocal Safety Glasses offer a lightweight, comfortable option for both workers and hobbyists. The ratcheting temples are easily adjustable, allowing you to position the bifocal area exactly where you need it. These safety glasses feature a larger than average lens for optimal coverage and a medium width, making them suitable for users with a medium to slim fit. ANSI Z87. 1+ certified. High velocity military protection with a significant