Face Masks

How to choose a mask? Wearing a mask is an effective way to stop the spread of respiratory secretions.Currently, there are mainly medical protective masks (such as N95), medical surgical masks and ordinary disposable surgical masks available on the market.In addition, there are all kinds of cotton masks, sponge masks and so on. It is good for citizens to choose medical surgical masks for daily protection.The N95 mask is more effective in preventing disease, but it is not suitable for long-term wear due to its poor air permeability and high respiratory resistance.