Disposable pull-on type diaper

A disposable pull-on type diaper comprising:

• a crotch region;
• a front waist region extending in a longitudinal direction of the diaper forward from said crotch region;
• and
• a rear waist region extending in the longitudinal direction rearward from said crotch region;
• wherein said front waist region and said rear waist region are joined together along respective lateral edges thereof so as to define an absorbent chassis;
• a separator on an inner surface of the chassis to protect a wearer's skin from contacting with feces discharged by the wearer;
• said separator comprising a piece of sheet extending in the longitudinal direction from said crotch region toward said front waist region as well as toward said rear waist region, extending across a longitudinal center line bisecting a width of said crotch region, and being fixed to said inner surface of said absorbent chassis on both sides of said longitudinal center line;
• wherein said sheet has
• a front end extending in a transverse direction of the diaper, either across said crotch region in a front zone thereof or across said front waist region;
• and
• a rear end extending in the transverse direction, either across said crotch region in a rear zone thereof or across said rear waist region and
• wherein
• both said front end and said rear end respectively have middle zones in said transverse direction which are free from direct attachment to said inner surface of said absorbent chassis,
• the front end and the rear end of said separator are indirectly joined at the respective middle zones to each other by a joining member.