Don't spend more, spend smart! The Pyramex Itek is a lightweight, non-slip, comfortable safety glass featuring a newly designed ventilated nosepiece that allows heat to dissipate to reduce fogging of the lenses. The lenses are base-curved to provide excellent side protection against airborne particles, AND they come in a variety of tint options to suit any job, indoors or outdoors. Itek Features: Newly designed ventilated nosepiece allows heat to dissipate from nose bridge to reduce fogging Soft dual injected rubber temple tips and flexible nosepiece provide non-slip comfort 9.75 base curved lens provides excellent side protection against airborne particles Lightweight, frameless protection is ideal for all-day wear Silver Mirror Lens: Gray polycarbonate lens with silver coating First class optical lens provides unrestricted vision Offers protection from excessive glare Provides 99% protection from harmful UV-A and UV-B rays Stylish, ergonomic frame combines with sleek polycarbonate lenses for the ultimate in protection and style Measurements: Lens Height: 51 mm Temple Length: 127 mm Frame Width: 140 mm Compliance: ANSI Z87.1-2015 CAN/CSA Z94.3-07