Oakley Lifestyle Catalyst Matte Clear Sunglasses | Torch Iridium Color:Clear All feature their own night

All feature their own night self-powered illumination system color pattern

2 straps included:

Speaker Sensitivity: 105 +/- 3dB

The innovative heart rate sensor monitors changes in blood flow by shining light through the skin to detect changing reflections

these sunglasses will sustain a lifetime of wear and tear

Oakley Lifestyle Catalyst Matte Clear Sunglasses | Torch Iridium Color:Clear All feature their own nightOakley applies modern technology to their classic Catalyst to craft this pair of Matte Clear Sunglasses. Fixed with Torch Iridium lenses, these sunglasses feature Plutonite lenses for top UV protection and O Matter stress resistant frame material for all day comfort. The Catalyst also have High Definition Optics for the best visibility no matter where you go. [Details] Oakley HDPolarized lenses filter out 99% of reflected glare without the haze and