N95 respirators are designed to fit snugly over the wearer's nose and mouth. When worn properly, they can block at least 95% of airborne particles and bacteria.

Medical masks are an indispensable item for everyone today, given the complicated developments of the COVID-19 epidemic. Masks are an effective tool to help protect yourself from the risk of virus infection. However, many people still complain about allergies and acne when wearing medical masks. So is wearing a mask a lot good, does it irritate the skin and how to fix it?

Currently, Covid-19 has been causing an extremely dangerous pneumonia epidemic. Many people have chosen to protect themselves by wearing medical masks. However, which side of the mask should be worn correctly to maximize its effectiveness?

Wearing medical masks without prescription is often wasteful and can cause people to ignore measures to protect their bodies from the corona virus such as: Washing hands with soap; personal hygiene, items, utensils...