Barner Le Marais Glasses - Tortoise-3X1I Smart Tech - High Quality organic CR39

- High Quality organic CR39 lenses that block 40% of the blue light on the harmful spectrum and 100% of the blue light at 410nm

You can use this for days and there is no need to worry about running out of battery

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and The performance of the motor is stable

4 Pole to 3 Pole Adapter for Extra Compatibility

Barner Le Marais Glasses - Tortoise-3X1I Smart Tech - High Quality organic CR39Quick overview: High Quality organic CR39 lenses that block 40% of the blue light on the 430 450nm spectrum and 100% of the blue light at 410nm Super light TR 90 frames for excellent comfort Flexible hinges & temples that will adapt to any face shape Rubberized texture for a better grip on your nose and ears