A pants type absorbing article (10) comprises an absorbing body (3) including an absorber (30), and an enclosure (2) equipped with a ventral portion (2a), a dorsal portion (2b) and a portion (2c) from the crotch to the cuff located therebetween and makes the absorbing body (3) adhere to the portion (2c) from the crotch to the cuff, wherein the enclosure (2) is provided, at a lower part of the ventral portion (2a), with an opening (5) having a cut (50) along the width direction and opening when the upper and lower parts of the cut (50) are pulled in the direction separating from each other, the absorbing body (3) is arranged across the opening (5) from the portion (2c) from the crotch to the cuff to the ventral portion (2a) of the enclosure (2) in the longitudinal direction, the portion below the opening (5) constitutes an adhering portion (3B) of the absorbing body (3) and the enclosure (2), the portion above the opening (5) constitutes a non-adhering portion (3A) of the absorbing body (3) and the enclosure (2), and a means (6) for fixing the absorbing body (3) and the enclosure (2) removably at the non-adhering portion (3A) is provided. Consequently, closed state of the opening can be maintained.