1st layer:  Thin silk and soft organic cotton fast absorption surface allows the liquid to absorb three times faster.
2ndlayer:  International advanced active oxygen, far-IR & anion chip
3rd layer:  Air-laid paper wrapped
4th layer:  Super absorbent polymer
5th layer:  Professional diversion layer (prevents the side to leak）
6th layer:  Air-laid paper wrapped
7th layer:  PE breathable leak-proof bottom layer
8th layer:  Adhesive glue release paper