PROBLEM TO BE SOLVED: To provide a mouth closing tool which can be easily used and can cope with an emergency.SOLUTION: The mouth closing tool has a base material layer, an adhesive layer, and a peeling material layer. The mouth closing tool has a nose side sticking part, a jaw side sticking part, and a lip contact part. The adhesive layer is arranged in a divided state into a two belts state, divided state to a nose side and a jaw side, and the lip contact part is a part which does not adhere.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】 使い心地がよく、緊急な場合に対応しやすい口閉じ具を提供する。 【解決手段】 基材層と、粘着剤層と、剥離材層と、を含む口閉じ具であって、鼻側貼付け部と、顎側貼付け部と、唇当て部と、を含み、前記粘着剤層は、二つの帯状に鼻側及び顎側に分断されて配置され、前記唇当て部は、粘着しない部位として構成される口閉じ具。【選択図】 図1