PROBLEM TO BE SOLVED: To provide an absorbent article for pets that can be maintained in a longitudinally folded or rounded shape with its front surface layer side inside, without having to newly provide a separate member.SOLUTION: The absorbent article for pets includes a front surface layer 2, a back surface layer 3, and an absorber 4 and is in the form of a rectangle having a first end portion 11, a second end portion 12, and a pair of side portions. With the absorbent article wound around the girth of a pet, the first end portion 11 is disposed on the body side of the pet and the second end portion 12 is removably attached to the outer surface of the first end portion 11. The absorbent article further includes a locking member 7 disposed on the outer surface side of the first end portion 11 and capable of locking the inner surface of the second end portion 12. At least a part of the outer surface of the back surface layer 3 is formed of a member that can be locked by the locking member 7. A low-rigidity area 16 is formed on the second end portion 12 side of the first end portion 11 where the locking member 7 is disposed.COPYRIGHT: (C)2013,JPO&INPIT【課題】新たに別部材を設けることなく、表面層側が内側となるように長手方向に折り畳んだり丸めたりした状態を維持できるペット用吸収性物品を提供すること。【解決手段】表面層2、裏面層3及び吸収体4を備えると共に、第1端部11及び第2端部12と一対の側部とを有して矩形形状に構成され、ペットの胴回りに巻きつけられた状態で、第1端部11がペットの身体側に配置されると共に第2端部12が第1端部11の外面に着脱可能に取り付けられるペット用吸収性物品であって、第1端部11の外面側に配置され、第2端部12の内面を係止可能な係止部材7を更に備えると共に、裏面層3の外面の少なくとも一部は、係止部材7が係止可能な部材により構成され、第1端部11における係止部材7が配置された部分の第2端部12側には、低剛性領域16が形成される。【選択図】図2