| 摘要 |
PROBLEM TO BE SOLVED: To provide a fitted sheet which can integrate and wrap two mattresses being butted and arranged side by side under that state without making a gap between both mattresses, under a state wherein a gap is hard to generate. SOLUTION: This two piece bed A7 includes two beds 1 which respectively include a mattress base 11 and a mattress 12 to be mounted on the top, and a fitted sheet 100 which wraps the two mattresses of the two beds. The two beds 1(1a) and 1(1b) can be made in to a large bed in such a manner that respective one-side surfaces of the mattress base of one bed and the mattress which is mounted on a normal location of the mattress base, and respective one-side surfaces of the mattress base of another bed and the mattress which is mounted on a normal location of the mattress base are butted to each other and arranged side by side in such a manner that there may be no substantial gap between both beds. The fitted sheet 100 can integrally wrap the two mattresses 12 which are butted to each other and arranged side by side under that state.
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