Product structure
For the anion sanitary napkins, there are 7 layers & 8 layers are availed for your selection.

Our anion sanitary napkins are made of 8 high-tech layers and these are all made from food-grade materials.
Qualification: ISO, SGS, CE, FDA
8 high-tech layers structures description:
1stlayer:  Cotton smooth non-woven (better absorbency which give ultra comfort.)
2ndlayer:  Woven cloth anion chip (which contains 6100 anion per cubic cm. It works naturally to relieve menstrual discomforts)
3rdlayer:  Air-laid paper (360 degree tightly wrapped, not easy causes napkins deformities.)
4thlayer:  Super absorbent polymer (effectively blocks the water more than ten times, keep dry)
5thlayer:  Professional diversion layer (can accelerate the liquid to proliferate rapidly, is helpful to flicker attracts, prevents the side to leak)
6thlayer:  Air-laid paper (enhance freshness, provides maximum absorbency per sanitary pad)
7thlayer:  PE breathable leak-proof bottom layer (allows the air to be absorbed in for ventilation)
8thlayer:  Adhesive glue release paper (Specially designed back adhesive which conforms to human ergonomics)