Frame material: Polycarbonate</br>Measurements: Temple to temple 135mm?? height 44mm</br>Frame RX Ready; lens coating 100 percent UVA/UVB protection</br>Includes microfiber carry pouch?? which doubles as a cleaning cloth</br></br>Product Description</br></br>Fast and Furious?? the Fat Boy sunglasses feature photochromic lens technology. The lens transmission allows 87 percent of light through?? while outdoors in bright light. Featuring anti-fog?? polycarbonate lenses?? this eyewear enables usage through varying light. In addition?? closed-cell memory foam around the frame improves comfort and prevents wind or debris from impairing clarity.</br><br/>http://www.amazon.com/gp/product/B003DQ51T8