Beeswift Bolle Harper Problu Safety GlassesThis TR90 lightweight full rectangle frame in grey and blue is designed for both durability and style, making it a bold unisex option. The polycarbonate lenses provide excellent resistance and optical clarity, enhanced with embedded ProBlu 420 technology built into the core of the lens for added protection. Its nylon PC curved frame ensures a comfortable fit, while the PrB lenses absorb 80% of harmful blue light at 445nm to help protect your eyes from