1, the most important N95 meltblown nonwoven fabric, can be purchased through major e-commerce platforms.

2. Needle-punched cotton is recommended as the outer layer material, which can prevent the finished mask from being too stuffy to breathe. Needled cotton, also known as polyester needled felt, has the advantages of high porosity, good air permeability, high dust removal efficiency and long service life. Taobao can be purchased;

3. It is suggested to choose hot-rolled non-woven fabric or medical gauze as the inner layer material, which can improve comfort;

4. If it is necessary to further improve the fit. You can buy a plastic nasal splint and stick it on the inner layer of the mask. When in use, it is soaked in hot water of 70-80 degrees, and when it is soft, it is taken out and stuck on the nose for shaping.

5, ear belt, ordinary cloth belt can be;

6. Glue or sew the three layers of mask materials together along the edge with super glue or needle and thread, and fix the ear straps on both sides of the mask.