The Eye Do Black from POC is a high performance sunglass ready for any anything you can get yourself into. They are designed for optical precision during any activity. The combination of this wrapped geometry, low weight, and durable TR-90 Grilamid frame produces this quality. This Black Eye Do's come with POC’s #1 Yellow lens which allows 78% of the light through. This provides great definition when a small amount of sun block is needed. It’s not recommended for sunny days.