"Lateralis named after the largest most powerful part of the quadricep muscle","Mixing old school style with new school design, Lateralis is a high wrap frame for everyday wear","Built with integrated earsocks and nosepads for no-slip grip","Three-point fit provides comfort and performance that holds lens in precise optical alignment","Available with Prizm™ polarized lenses which enhance color recognition and block 99% of glare LATERALIS MATTE BLACK INK WITH PRIZM™ GRAY LENSES ED9431-0260 | Matco Tools