A disposable absorbent article worn about the lower torso of a wearer includes at least one pair of side panels connecting a first waist region to a second waist region forming a waist opening and a pair of leg openings. Each side panel includes a waist region, a hip region and a leg region wherein the waist region, the hip region and the leg region differs structurally, functionally and visually to provide an improved initial fit and sustained fit while exhibiting a garment-like appearance.

The present invention generally relates a diaper (1) for infant or adult, comprising, an anterior portion (AP) capable of encapsulating a human anterior pelvic region, a posterior portion (PP) capable of encapsulating a human posterior pelvic region, and a center portion (CP) capable of encapsulating a human pelvic region, couples the anterior portion (AP) and posterior portion (PP) middle region (MR), perpendicularly length-wise.

A disposable absorbent article worn about the lower torso of a wearer includes at least one pair of side panels connecting a first waist region to a second waist region forming a waist opening and a pair of leg openings. Each side panel includes a waist region, a hip region and a leg region wherein the waist region, the hip region and the leg region differs structurally, functionally and visually to provide an improved initial fit and sustained fit while exhibiting a garment-like appearance.

An open-type disposable diaper includes a crotch stretch unit formed in an absorber arrangement region where an absorber is arranged in a crotch region and being stretchable in a product longitudinal direction; a pair of leg stretch units formed along a leg hole openings and being stretchable in at least the product longitudinal direction; and a waist stretch unit formed in a back waistline region and being stretchable in a product widthwise direction; the absorber core arrangement region enclosed by the crotch stretch unit, the leg stretch units, and the waist stretch unit and configuring the absorber is formed so as not to be stretched. The length of the absorber core arrangement region in the product longitudinal direction is configured to be longer than half the length of the crotch stretch unit in the product longitudinal direction.

A disposable wearing article includes: a waist portion having an outer side portion exposed on an external surface and an inner side portion overlapped with an inner side of the outer side portion; an adjacent portion adjacent to the waist portion; an outer side stretchable region extending over the outer side portion and the waist adjacent portion; and an inner side stretchable region provided in the inner side portion, wherein the outer side portion and the inner side portion are joined with each other in a stripe pattern formed by disposing, alternately and repeatedly in the width direction, inner/outer bonded portions continuous in a front-back direction and inner/outer non-bonded portions continuous in the front-back direction, and a natural length in the width direction of the outer side portion is 1.1 to 1.8 times a natural length in the width direction of the inner side portion.

An extensible composite including a first layer and a second layer, the first layer having a first layer first surface and a first layer second surface opposing the first layer first surface, the first layer being constructed of a non-woven material, the second layer having a second layer first surface facing the first layer first surface and a second layer second surface opposing the second layer first surface, the second layer being constructed of an elastomeric material and including a plurality of ribs extending from at least the second layer first surface, wherein at least a portion of the first layer first surface is attached to the second layer first surface at a plurality of attachment positions and the first layer and the second layer are configured to define a space between the first layer first surface and the second layer first surface between adjacent attachment positions.