This creation include at least have one with closed through hole ontology,One can group set the Beam End band of two sides above what ontology,One can group set two side of what ontology a left side,Right leg binding belt,And one group set what it is left,The engaging member of right leg binding belt another end,Wherein,Concave-arc part on one is equipped with above ontology,And on this concave-arc part and through hole in not being connected to,And two side of concave-arc part is formed with side flap on what,To cause two end of Beam End band to set side flap on what in group,And to be formed with closed spacing zone on Beam End band and ontology between side flap,And the spacing zone can closely coat at fitting what animal tail； Also,Left,One end of right leg binding belt and group set what it is left,The engaging member of right leg binding belt another end group can set person at two sides up and down of what ontology respectively.本創作至少包括有一具有封閉狀貫穿孔的本體、一可組設於本體上方二側的束尾帶、一可組設於本體二側的左、右束腿帶、以及一組設於左、右束腿帶另端的結合件，其中，本體上方設有一上凹弧部，且該上凹弧部與貫穿孔呈不連通，並於上凹弧部二側形成有上側翼片，以致使束尾帶二端在組設於上側翼片，而使得束尾帶與本體之上側翼片間形成有封閉狀限位區，且該限位區能緊密包覆套合於動物尾巴處；又，左、右束腿帶的一端及已組設於左、右束腿帶另端的結合件能分別組設於本體的上下二側處者。
