Ready to go From Work Out to Lunch out, NECESSITY™ is Essential Eyewear for the Girl Who Wants It All. The Large Square Lenses are Stylish Without Getting Too Trendy. But don’t let the Pretty Face Fool you’ Underneath the Sculptural Details, these are Truly Butt-Kicking Active Glasses. When it comes to lenses, NECESSITY has just what you need: UV protection of PLUTONITE® material that filters out 100% of UVA/UVB/UVC and harmful blue light up to 400nm. These Beautiful Lenses are Framed with Oakley’s Stellar O MATTER® Material for Durability and Stress Resistance. Ultra Lightweight and Comfortable, Necessity Stays in Place with the Help of Oakley’s Three-Point Fit that Holds Lenses in Precise Optical Alignment. Our Polarized Lenses are Specially Engineered to Block the Blinding Rays of Glare that are Magnified by Flat Surfaces such as Snow, Water and Pavement.