We think a wool sweater would keep your body heat in, it works for the sheep. Hair to keep your head warm. Skin is also an insolator. A house is an insolator. The bark on a tree keep's it warm.
Wood is also an insolator.
The heat in your car keep's you warm. Papter could keep you warm. When I get out of a shower,I put a towel on me and then become warm. The ice melts very fast when it hasn't any coldness. The ice is a big chunck of frozen water.