The difference between disposable protective masks and medical masks is mainly material, protective effect, place of use and so on. 1. Material: disposable protective mask outer layer is non-woven fabric, the middle layer is filter layer, the outer layer is hydrophobic layer, the nose strip is made of environmental protection plastic. Medical mask outer layer is a special material made of antibacterial layer, the middle layer is made of ultra-fine polypropylene fiber meltblown material composed of the isolation of the filter layer, the inner layer is hygienic gauze or non-woven fabric. 2. Protective role: disposable protective masks are mainly used to filter the air in the life of dust and some particulate matter, medical masks can resist the air droplets, dust, bacteria, viruses and other substances, the level of protection than the disposable protective masks high. 3. Place of use: disposable protective masks are mainly suitable for healthy people, dust protection in various places of daily life. Medical masks are more suitable for use in high-risk environments for infectious viral infections, such as medical places, places where people gather, and patients with respiratory infectious diseases contact prevention and other infections.