Auxiliary absorbent article

An auxiliary absorbent article for attachment to a skin facing side of another absorbent article, the auxiliary absorbent article having a longitudinal direction and a width direction, and the auxiliary absorbent article comprising:

• a main body including an absorber, a first cover sheet which covers an inner facing side of the absorber and a second cover sheet which covers an outer facing side of the absorber;
• an adhesive part on an outer facing side of the main body;
• and
• a release sheet on an outer facing side of the adhesive part to cover the adhesive part,
• wherein:
• the first cover sheet is liquid-permeable;
• the second cover sheet is liquid-permeable;
• end parts of the second cover sheet in the width direction are folded back along lateral edges of the absorber in the width direction and joined to an inner facing side of the first cover sheet;
• joint portions of the second cover sheet with the first cover sheet are:
• (i) at a position overlapping with the absorber in a plan view of the auxiliary absorbent article;
• and (ii) in a region within 15 mm from end edges of the second cover sheet in the width direction over an entire length of the main body in the longitudinal direction;
• the end edges of the second cover sheet in the width direction are not joined to the first cover sheet;
• and
• the release sheet extends outward in the longitudinal direction beyond an end edge of the main body.