The part number for this product is 40225, which is to be purchased from Martin Safety.
These safety glasses offer optimal fit and comfort with patented non-pressure, co-molded temples and anti-slip, silicone nose pads. High-impact, high-contour (9-base), single piece, polycarbonate lens with 180° distortion-free viewing area and anti-scratch/anti-fog coating (on both sides) provides 99.99% UV light absorption. The twilight lens reduces eye fatigue and strain.