OO9331 Straightlink Sunglasses, Grey Ink/Prizm Jade, 61mm - Straightlink sunglasses were designed for an active performance lifestyle. These sunglasses have a curved rectangular lens shape for ample sun protection and Unobtainium earsocks and nose bombs that maintain a secure grip the more you sweat. Straightlink sunglasses provide durability and all-day comfort with their lightweight, stress-resistant O Matter frame, 's famous Plutonite lenses that block 100% of all UVA, UVB, UVC and harmful blue light up to 400mm as well as a three-point fit system designed for comfort and everyday wear.