To provide a quadruped animal capable of absorbing shock by deforming a circle of a ring when the annular bumper piece protrudes around the face or head of the quadruped, and the bumper piece hits an obstacle such as a wall Bumper for foot animals.SOLUTION: A bar-like base material 1 is fixed to a back side of a neck opening H1 of a best-type harness H to be worn on a dog G at a substantially right angle to the longitudinal direction of the back, and the dog G A bumper piece 5 made of a ring-shaped elastically deformable material is projected so as to surround the side and the front side of the face or the head of the dog G from portions located on both sides of the neck portion of the dog G, and both ends of the bumper piece 5 And fixed directly or indirectly to the substrate 1.BACKGROUND OF THE INVENTION【課題】四足動物の顔又は頭部の周囲にわたって輪状のバンパー片を突出させ、壁等の障害物に当該バンパー片が当たった際に、輪の円形が変形ことによって衝撃を吸収可能な四足動物用バンパー。【解決手段】犬Gに着せるベスト型ハーネスHの首開口部H1の背中側に、背中の長手方向に対して略直角に棒状の基材1を固定し、当該基材1の、前記犬Gの首部の両側に位置する箇所から前記犬Gの顔又は頭部の脇及び前方を囲むように輪状の弾性変形可能な材質から成るバンパー片5を突出させ、当該バンパー片5の両端部を前記基材1に直接又は間接に固定した。【選択図】 図1