Higher water head closure has become a trend with the development of river way closure.

从河道截流的发展趋势来看，高水头截流已成为一种趋势。

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Two-way, full-length zip with snap closure storm flap.

双向，全长拉链与按扣风暴皮瓣。

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Two way top zipper closure.

双向顶部拉链。

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Two-way top zip closure.

双向顶部拉链。

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Two-way top zip closure.

双向顶部拉链。

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