| 摘要 |
<p>A contact-free condom, which comprises a cundum (1) and a four-corner briefs (2), and the cundum (1) and the four-corner briefs (2) are connected to each other, the cundum (1) is positioned at the part of the four-coner briefs, which corresponds to the penis or the ostium vaginae. An elastic (25) is provided at the waist part (24) of the four-corner briefs (2). The cundum (1) has three types which is L, M and S. The cundum (1) extends outward when it is worn by a male, and the cundum (1) extends inward when it is worn by a female.</p> |
