A wearing article configured so that hook elements of a mechanical fastener can be firmly attached to a chassis and the hook elements can be held in engagement with loop elements of a mechanical fastener tightly without correspondingly increasing a manufacturing cost. The wearing article has front and rear waist regions that respectively include a first pair of lateral zones and a second pair of lateral zones, these lateral zones in each pair are opposed to each other in a transverse direction X and extending in a longitudinal direction Y. An inner sheet is provided in the first lateral zones with mount members attached thereto and hook elements are attached to the diaper via the mount members. In the second lateral zones, the inner sheet is provided with loop elements attached thereto. First and second arrays of the hook elements include deformed regions created over the entire areas thereof by pressure-treatment.