... absorb the liquid. First layer is soft non-woven fabricSecond layer is tissue paperThird layer is fluff pulp mixed with SAP ... absorb the liquid very fast and quicklyFourth layer is tissue paperFifth layer is PE film, can prevent the leakage, and ... provides dry comfortable surface, this underpad is very conveniently used for the life ,and also widely used in hospital surgery ,gynecological examinations , ...