| 摘要 |
PROBLEM TO BE SOLVED: To provide a bathtub mat which is used as the heat insulating mat of a bathtub and by which the inner surface of the bathtub is made to be hardly stained. SOLUTION: The bathtub mat 10 is floated on a hot water surface Wa in the bathtub 30 and attain heat insulation in hot water W. The mat 10 contains tourmaline 21 in a mat main body 11 consisting of a soft foam.
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