, moisturizing that flexible sheets be bonded to each other permeable from two-fluid is established for manufacturing pad in one kind, gel expansion can between them, and thin slice supply is placed on plate conveyor as pre-cut film and the first precut sheet material. Then one layer of glue is applied to the first thin slice facing upwards. Hereafter, gel ball or gel powder are evenly applied to the first thin slice facing upwards. Then, the second pre-cut sheets is applied to gel and adhesive phase. Then the longer time top sheet pad formed in this way of the heating plate heated.