The present invention increases the massage office and pleasure of sexual activity, the provision of the structure of the condom to increase the production. Has an opening 11 to A one end, a structure of a condom with a condom body 1 having a semen reservoir 12 to the other end, between the front end and the semen reservoir 12 of the condom body 1 is formed conical section 13 which diameter is gradually reduced, a plurality of convex column 2 on the side edge surface of the cone portion 13 is constituted by an annular installation and connecting the cone portion 13 in a single diameter, and the opening 11 is the pillar portion 14 extends is, a plurality of convex column 2 into a linear stage above the side edge surfaces and on the pillar portion 14 of the conical portion 13 is constituted by an annular installed, the plurality of convex pillars 2, a multi-layer is disposed presents a are distributed so as to be circumferentially arranged on the surface of the surface and the bar portion 14 of the conical portion 13 of the main body, the plurality of convex pillars 2 that yet positioned in the bottom layer, more than the other layers and said that it is dense.FIELD 1【課題】性行為のマッサージ官職及び快感を増加させ、生産高を増加させるコンドームの構造の提供。【解決手段】一端に開口11を有し、他端に精液溜め12を有するコンドーム本体1を備えるコンドームの構造であって、前記コンドーム本体1の前端と精液溜め12との間に直径が漸次縮小する錐部13が形成されて、錐部13の側縁面上に複数の凸柱2が環状設置されて構成され、及び錐部13から単一直径で、かつ開口11に連接される柱部14が延設されて、錐部13の側縁面上及び柱部14の直線段上に複数の凸柱2が環状設置されて構成され、前記複数の凸柱2は、多層を呈して設置され、本体の錐部13の表面及び柱部14の表面に周配列されるように分布しており、なおかつ底層に位置する複数の凸柱2は、その他の層に比べてより密集していることを特徴とする。【選択図】図1
