| 摘要 |
A bottle stopper, having a first portion adapted to fit a neck and attached over a weakened region to a tubular portion having means facilitating the retention of the tubular portion on the neck. The first portion comprises cylindrical and coaxial an outer wall and an inner wall, the inner wall defining an upper opening, and having a fin as a first sealing means. A cap portion surrounds said first portion and both are provided with mating protuberances for mutual engagement. The cap portion is provided, with an annular wall fitting inside the wall being adapted to retain a second stopper means, preferably of cork. The tubular portion is provided with means to prevent rotation thereof.
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