| 摘要 |
PROBLEM TO BE SOLVED: To provide a cushioing material with excellent work efficiency which can be folded by being superposed, requires minimum space for storage, and does not open outwardly being supported at a certain angle when bent into an L-shape. SOLUTION: In this cusioning material 200 for package, only one side of an edge portion of a corrugated fiberboard material 200a is engaged to be made as an engage portion 350, and two corrugated fiberboard materials 200a and 200b are superposed or abut on each other at an edge portion in the L-shape by being turned around the engage portion 350.
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