according to the present invention , there is provided a sanitary article comprising a main body having a liquid - impermeable back sheet , a liquid - permeable front sheet and an absorbent material and leg holes having at the opposed edge portions of the main body , further comprising fixation means forming a flexible ring which are fitted closely over the entire circumference of the proximal portion of each of the wearer &# 39 ; s legs . the article to which the present invention is directed includes both the diaper and the sanitary napkin and , hence , as the main body , either of one taking the form of underpants when worn , which has a size enough to cover the wearer &# 39 ; s entire waist portion , and of a relatively small one which covers only the wearer &# 39 ; s crotch portion is used , the sanitary article according to the present invention follows the wearer &# 39 ; s movement when it is worn , and the main body does not offset from a predetermined position , but an intended absorbing effect can be displayed to the maximum extent and yet the accidental leakage cannot occur .