Provides an ergonomically-position handgrip pattern on the temple for a secure grip. Soft, rubber non-slip nosepiece provides maximum all day comfort. Cushioned, rubber non-slip temple pads provide superior comfort and grip. Tough, polycarbonate lens is impact resistant. Distortion free lens provides fatigue free use. Safety glass exceeds ANSI Z87.1+ standards. Provides 99.9% UVA/UVB protection.