pet pad: Main material:non-woven fabric,tissue paper,fluff pulp,SAP(super absorbent polymer),PE film or PP film. Features specification: (1) top sheet:soft and smooth non-woven fabric keeps pets feel dry and comfortable. (2) Absorbent layer:the wood pulp ,SAP or different plies tissue paper assures high absorbency. (3) Bottom sheet:water proof PE film or PP film is absolutely impermeable and prevents side-leakage.which guarantees hygiene and cleanness. (4) Packing:according to customers' requirements. (5) Dimensions:400mm×600mm,400mm×500mm,430mm×600mm,600mm×600mm,600mm×900mm.