Bulldog™ EHF10S20 1-Piece Safety Reading Glasses, +2 Diopter, Clear Lens, Polycarbonate Lens, Yes % UV Protection, ANSI Z87.1-2003, CSA Z94.3-2007 Bulldog™ EHF10S20 1-Piece Safety Reading Glasses, +2 Diopter, Clear Lens, Polycarbonate Lens, Yes % UV Protection, ANSI Z87.1-2003, CSA Z94.3-2007