Pyramex Itek Safety Glasses , Frameless Type , Indoor/Outdoor Mirror Lens Color , Polycarbonate Lens Material , Scratch Resistant Lens Coating , I/O Mirror Frame Color , 99% UV , Spatula Temple Style , Non Adjustable Temple Adjustment , ANSI Z87.1-2010, CSA Z94.3, CE EN166, MCEP GL-PD 10-12 Standards , 9.75 Curved Base , 2.3 MM Lens Thickness , 22 Gram Weight