This style of chemical splash goggle doesn't just meet some OSHA requirement - it exceeds more than one at a budget friendly price. Our G304 - Top shelf chemical splash goggle features a generously sized heavy duty body and lens. Special one-way vent allows air to enter while keeping liquids out. The body is tinted to reduce glare for the wearer. Lenses provide 99% protection against harmful UV rays and exceed ANSI Z87.1 - 2003. Fits comfortably over prescription spectacles.