Both Breath Free Mask N95 and N99 masks are quite popular in the Indian market these days because of the high levels of pollution. However, the main difference between these masks is the level of filtration. An N95 mask filters out 95% of dust and pollutants while N99 mask filters out 99% pollutants. Another major difference is that the ease of breathing is more in N95 masks as compared to N99 marks due to lesser breathing resistance in the former one.Click Here https://www.marketwatch.com/press-release/freedom-mask-reviews-price-where-to-buy-freemvn-carbon-fiber-filter-mask-2020-04-12