Get innovation with a comfortable fit when you slip on the Oakley Mainlink Prizm Polarized. The Mainlink features PRIZM technology that is revolutionary so you can see clearer than ever before. There Unobtainium earsocks and nosebombs that will increase the grip when you start to sweat to keep them secured on your head. The O Matter frame on the Mainlink is highly durable and provides you comfort in a lightweight package. Added comfort can be found in the Three Point Fit that keeps the lenses in the right optical alignment. PRIZM Lens Technology, Unobtainium Earsocks and Nosebombs, Three Point Fit System, ANSI Z80.3 Optical and Basic Impact Standards, Best Use: Streetwear/Driving, Frame Material: O Matter, Polarized: Yes, Face Size: Medium, Nose Pads: Yes, Warranty: 2 Year Limited, Lens Type: Polarized, Model Year: 2018, Product ID: 437956, Frame Shape: Rectangle / Square, Model Number: OO9264-21, GTIN: 0888392225276