Authentic US Military Issue Sun Wind & Dust (SWD) Goggles with Type 5 Green (Night) and Type 6 Brown (Day) Ballistic Laser Protection Lenses. Injection Molded Rubber Frame with a Polyurethane Foam Backing with a Skin That Contacts the Face Authentic US Military Sun Wind Dust Goggles Molded Rubber Frame With A Polyurethane Foam Backing 1 -Type 5 Green Ballistic Lens, 2WL Laser Protection 1- Type 6 Brown Ballistic Lens, 3WL Laser Protection Flannel Covered Vent Holes Allow Some Ventilation While Keeping Dust out