Lightweight high-impact Polycarbonate; 6 base, vented spherical shieldNew quick release lens system100% UV protectionGrimalid TR90 frame is custom molded to increase strengthThree way adjustable temple tips providing a secure comfortable fitThermoplastic elastomer nose and temple pads help provide all day comfortLens features scratch resistant coating and HYDROILO treatment to repel oil and waterFilter Category 3Light Transmission 11%