A thermal camouflage sheet for covering heat sources against identification in a thermal image, having a base textile with a glass filament, has a coating which contains aluminum powder on one side and has a coating which contains color pigments on the other side. The remission values of the color pigments are in a range which allows camouflaging in the visual-optical and near infrared. The coating which contains color pigments is in the form of a polyurethane coating or polyvinylidene fluoride coating.