The self-adhesiveness of transparent pvc plastic film is much stronger than other cling films, and it is also cheaper than others, so many families will choose pvc plastic film rolls, plastic packaging, customizable cutters, gently slide, neatly disconnec
It is suitable for users to use during non-invasive operations, covering the user's mouth, nose and jaw, and providing a certain physical barrier to prevent direct penetration of microorganisms and particles.
This is an ear-loop design, 9501V+ is an upgraded version of 9501V. The material of this mask ear-loop is not rubber but knitted, which is more comfortable to wear, and has obtained China LA certification. The performance is in line with GB2626-2006 KN95
PTFE is a polymer with high melting point and melt viscosity. In PTFE, due to large fluorine Atom, PTFE Molecule takes up a twisted zigzag, with the fluorine atoms packing tightly in a spiral around the Carbon-carbon skeleton.