Protective goggles 74509 of standard design with four vent valves:

• optical class: 1 - highest quality field of view, recommended for continuous operation
• lens material: polycarbonate
• frame material: PVC
• adjustable elastic strap allows the goggles to fit seamlessly to the face
• four convex ventilation valves to reduce evaporation inside

The goggles have been certified for mechanical strength at the S level, that is, they can withstand the impact of a steel ball with a diameter of 22mm and a weight of 43g, from a height of 1.3m and a speed of 5.1m/s. They meet the requirements of the EN166 standard