| 摘要 |
The invention relates to a sheet material comprising a plurality of folds defining at least four segments, the sheet material being foldable and unfoldable about said folds, the sheet material comprising first and second securement means, arranged in use to cooperate to releasably secure the sheet material in the folded configuration when folded, and wherein the securement means are located such that the sheet material is foldable to a partially folded configuration comprising three columns of segments in a single row in which the first securement means is located on one outer column and the second securement means is located on the other outer column. The invention further relates to a sheet material comprising folds defining at least four segments arranged in at least three columns, the sheet material being foldable and unfoldable about said folds, the sheet material further comprising first and second securement means, arranged, in use, to cooperate to releasably secure the sheet material in the folded configuration when folded, the first and second securement means being located on separate columns spaced apart by one column. |
