Gerson - Model 2737 -Particulate Respirator

The 2737 Disposable Respirator features a collapse-resistant double shell construction that withstands high heat and humidity, providing longer life and maximum economy. The special triangular Sure-Fit nose cushion is nonirritating and exceptionally comfortable. Includes high-quality stapled headstraps. Filters out 95% of solid and liquid particulates (except oil-based aerosols).