Com-Fit Plush Natural Fit Masks - WHITE 40/Bx. ASTM Level 3. Ear-Loop. CFP-3 heavy fluid resistance. Innovative elastic chin strip that provides a better fit for improved protection. Silky soft on skin, hypoallergenic, curved nosepiece for a correct fit. 99.0% particle filtration at 0.1 micron. Box of 40 masks