吉斯贝斯发明的集装箱用玻璃纤维制成，重量是传统集装箱的四分之三。 但更重要的是，当箱子空无一物时，它可以折叠成原体积的四分之一。

Because it is made of a fibreglass composite, it weighs only three-quarters as much as a standard container but—more importantly— when it is empty, it can be folded down to a quarter of its size.

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