The present invention relates to a protective gear for a companion dog, capable of reducing wearing repulsion and conveniently wearing the same, which comprises: a wearable band (200) worn on a neck of a companion dog; and a holder (100) rotatably connected to the wearable band (200), and mounted on a maxillary part (10) of the companion dog.본 발명은 착용 거부감을 줄일 수 있고 간편하게 착용시킬 수 있으며, 보호장구를 착용한 상태에서도 먹이 활동이 가능하도록 한 반려견용 보호장구에 관한 것이다.