To provide a dew condensation prevention sheet having superior hygroscopic properties and bending flexibility (flexibility) that is used, for instance, in a cargo transport vehicle, in a house, in a basement, in a storehouse, in a factory or in furniture such as a chest.

The dew condensation prevention sheet of the present invention has a net-like body that is formed integrally with a fabric on at least one face of the fabric. The net-like body is formed by unevenly intersecting continuous filaments with a thickness of 0.1 mm-10 mm and has protrusions on its surface.