PROBLEM TO BE SOLVED: To provide a protection member that can readily fix a protective member to an object.SOLUTION: A protection member for dental treatment includes: a belt-like member bent on one side in a thickness direction after release of pulling force when the pulling force is applied in an extension direction; and a fixing part for fixing the belt-like member to an object.SELECTED DRAWING: Figure 2【課題】対象物に対する保護部材の固定を簡便に行うことができる保護部材を提供する。【解決手段】保護部材は、歯科治療用の保護部材であって、延在方向へ引張力が付与された時、引張力の解除後に、厚さ方向における一方側へ湾曲する帯状部材と、帯状部材を対象物へ固定する固定部と、を備える。【選択図】図2