The invention relates to a pet chest strap, which comprises a chest strap body, a strap body, a chest strap, an abdominal strap and a connecting member. The harness body includes a first back-chest extension, a second back-chest extension, a first back-abdomen extension, and a second back-abdomen extension. One end of the chest strap is connected to the first back chest extension and bypasses the chest belt body, and the other end is connected to the second back chest extension. One end of the abdominal band is connected to the first dorsal and abdominal extension, and the other end is connected to the second dorsal and abdominal extension. The connecting member includes a fixing portion and a connecting body. One end of the fixing portion is fixed to the connecting body, and the other end is connected to the chest belt body, the strap body, the chest band or the abdominal band. In this way, the present invention can expand the equipment on the market, respond to various needs and environments, and improve the safety of pets going out.本發明關於一種寵物胸背帶包括胸帶本體、背帶本體、胸束帶、腹束帶及連接構件。背帶本體包括第一背胸延伸部及第二背胸延伸部及第一背腹延伸部及第二背腹延伸部。胸束帶一端連接於該第一背胸延伸部，並繞過該胸帶本體，另一端連接於該第二背胸延伸部。腹束帶一端連接於該第一背腹延伸部，另一端連接於該第二背腹延伸部。連接構件包括固定部及連接本體，該固定部的一端固定於該連接本體，另一端連接於該胸帶本體、該背帶本體、該胸束帶或該腹束帶。藉此，本發明可擴充市面設備，因應各種需求及環境，並可提升寵物外出之安全性。
