Pyramex V2G Safety Glasses , Vented Type , Clear Lens Color , Polycarbonate Lens Material , Anti-Fog, Scratch Resistant Lens Coating , Black Frame Color , 99% UV , Non Adjustable Temple Adjustment , ANSI Z87.1- 2010, CSA Z94.3, MCEPS GL-PD 10-12 Standards , 9.5 Curved Base , 2.1 MM Lens Thickness , 38 Gram Weight