| 摘要 |
PURPOSE: An open type functional ton bag is provided, which makes loading and carrying of contents safe and convenient. CONSTITUTION: An open type functional ton bag is constituted as follows. The open type functional ton bag is composed of a plurality of separable sides(110). Each side unites with the adjacent side and fastening unit. In the side, one or more loop for carrying is formed. A covering surface(120) extending on the top of the side is located in the side.
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