[COMFORT] Embedded ProBlu 420 technology blocking 80-82% of the harmful blue light and 100% of UVA & UVB to prevent workers, screeners & kids' vision to be damaged in all environments. [OPTICAL CLARITY] Outside anti-reflective coating which improves contrasts without modifying color perception. [RESISTANT] Polycarbonate lens with hard coating to resist scratch and impact. [LEIGHTWEIGHT] Metal frame with a men style [EYE PROTECTION] Compliante to EN 166 safety standard. Included components: user's manual