Diaper absorbent incontinence disposable (2, 2a) of open type with wrap diaper (3) of at least three pieces with an inner side (30) and an outer side (31), wherein the sheath diaper comprises a main part (4) and at least two side pieces separate rear (16), wherein the main part (4) has a front region (6), a rear area (8) and a zone crotch (12) is sandwiched between them in the longitudinal direction (21) and comes to lie between the legs of a user, and wherein the rear side parts (16) are arranged on both sides in the rear area (8) of the main part (4) such that the rear side parts (16) are immobilized in a first overlap areas (40) with its outer side on the inner side of the main part (4) along lateral longitudinal edges rear ( 20), and wherein the rear side parts (16) extend in the dire cross ction (22) to beyond the rear longitudinal side edges (20) of the main piece (4), and wherein the rear side parts (16) have a closure means (10), and wherein the main part (4) and the rear side parts (16) comprise a non-woven or consist of this material, and wherein wrapping diaper (3) continuously extends over a length L1 from a front end (33) sheath diaper (3), passing through the area crotch (12), to a rear end (34) of the casing diaper (3), and in which is disposed on the inner side (30) of the envelope diaper (3) an insert absorption (5) with an inner side and an outer side, wherein the insert absorption (5) comprises a waterproof back sheet (62) to liquid and a topsheet (64), between which is arranged an absorption body (7), wherein the absorption insert (5) extends into the s first overlap areas (40) and is fixed there at least sectionally with its outer side on the casing diaper (3), wherein the insert absorption (5) has a length L2 and wherein it holds that L2 <；L1.Pañal de incontinencia absorbente desechable (2, 2a) del tipo abierto con una envoltura de pañal (3) de al menos tres piezas con un lado interior (30) y un lado exterior (31), en el que la envoltura de p
