3M Safety Goggles Model 1621

IMPROVED AIR CIRCULATION: The air vents and indirect porosity of the product's design enhance internal air circulation, making it comfortable to wear. DURABLE MATERIAL: Made from polycarbonate aerospace material, the product is sturdy, heat-resistant, and can withstand impact, making it ideal for high-risk environments. HIGH-SPEED PARTICLE PROTECTION: The polycarbonate lenses can resist high-speed particles at 45 m/s, preventing eye injuries caused by splashes of steel filings, sand, gravel, etc. HIGH-DEFINITION CLEAR LENSES: The high-definition clear lenses of the product help maintain visibility in complex environments, Wear over prescription lenses, Meets ANSI Z87.1 ANTI-FOG COATING: The product's unique anti-fog coating effectively prevents water spray formation, providing a clear vision during use, 4 one-way vents allow ventilation and do not allow splashes to enter. PROTECT AGAINST SPLASH: 4 one-way vents allow ventilation and do not allow splashes to enter, protecting from chemical splashes.