< Topic >Excretory sound when excreting is lightened even in a state where the sutoma sack is installed in the body, the cover for the sutoma sack which holds the function which at the same time and can install easily desorption is offered.SolutionsCloth of cover 4 for the sutoma sack, consists of the cloth of the two-layer where exogenous area 11 and endogenous area 12 is sewn, at the same time exogenous area consists of the main raw stratum and sound insulation formation. In addition, the cover for the sutoma sack, the main raw stratum and we are constituted the cloth where it can provide sound insulation formation by at least on the one hand until the side of the cover edge strip for the sutoma sack we extend the aperture which is provided on the aspect of one side of the cover for the sutoma sack, the cover edge strip for the particular sutoma sack, makes part opening and closing unrestricted from the part which touches with the aperture where it is extended.< Choice figure >Drawing 4【課題】ストーマ袋を体に装着した状態でも、排泄時の排泄音を軽減し、かつ容易に装着及び脱着することができる機能を兼ね備えたストーマ袋用カバーを提供する。【解決手段】ストーマ袋用カバー4の生地が、外生地11と内生地12とが縫製された2層の生地からなり、かつ外生地は、主生地層と遮音層からなること。また、ストーマ袋用カバーが、主生地層と遮音層が設けられた生地により構成されており、ストーマ袋用カバーの片方の面に設けられた開口を、ストーマ袋用カバー側面の少なくとも一方側に至るまで延長し、当該ストーマ袋用カバー側面が、延長された開口と接する部分から一部開閉自在とする。【選択図】図4