[Challenge] the summer, but there while becoming the norm is to spend in the Cool Biz, still people who think that further spend easily if there is a cool biz plus alpha is a majority. Such there is a need for divine protection of plus alpha from the environmental aspects of the peopleIf the A Cool Biz degree of cold storage device that does not have much effect on the appearance under the clothes of the walk wearing, this intense heat is praying that can be overcome easily, various fixed in cold storage device side and installation of auxiliary material, a cold storage device fitted with a fixed auxiliary material also in clothes inside commensurate with the cold storage device fixed auxiliary material is characterized in that it can be mounted in the clothes inside, those that have achieved the cool Biz plus alpha in a simple mannerFIELD 1【課題】夏場はクールビズで過ごすことは常識となってきつつあるが、それでもクールビズプラスアルファーがあれば更にすごしやすいと思う人が大多数である。そのような人々への環境面からのプラスアルファーの加護が必要である。【解決手段】 クールビズの衣服の下に容姿にあまり影響を及ぼさない程度の保冷具を身につけて歩けたなら、この猛暑は容易に乗り切ることが出来る事を念じて、保冷具側に各種の固定補助材の取り付けと、衣服内側にも保冷具固定補助材に見合う固定補助材を取付け保冷具を衣服内側にて装着可能とすることを特徴とし、簡易にクールビズプラスアルファーを達成したもの。【選択図】図1