Black braided suture thread is used for the most demanding surgical procedures. Made of high-quality materials, easy to use and apply...

Standard attire:If there is a gap between the mask and the face, when a person breathes, the airflow will flow towards the gap, including dust, droplets, aerosols, etc....

Masks are a type of hygiene and epidemic prevention product. Generally worn on the mouth and nose, it filters the air entering the mouth and nose to block harmful gases...