Non-woven fabrics, also known as non-woven fabrics, needled cotton, needled non-woven fabrics, etc., are made of polyester fiber, polyester fiber (PET for short) material, and made by needling process, which can make different thickness, feel, hardne...

As the name suggests, it is a thin strip of rubber used inside the mask to fix the mask to the bridge of the nose. So the bridge of the nose is also called plastic bridge of the nose - bridge of the nose tendon - bridge of the nose line. The Usage of...

Melt-blown cloth is the core material of masks. Polypropylene is the main raw material of melt-blown cloth, and the fiber diameter can reach 1 ~ 5 microns. It can be used for air, liquid filtration material, isolation material, absorption material, m...