Custom Polarized Clip on Sunglasses For Oakley HALFSHOCK OX3119 55x19 3119 Hand crafted workmanship on clip on lenses, virtually unbreakable Metal Clip mechanism 100% UV and full polarized protection from harmful sunlight Convenient one hand application to Prescription frames with positive indexing lens position New leg profile to fit frames of different materials Ultra lightweight, avoid extra pressure on your nose;Scratch and Impact Resistance