what physical materials are dvds made from?
Are you talking about Heelies? or whatever they are called.
The warning about fire should be considered always. Back in the day, a brick was placed on the hearth - front of the fireplace to heat, or on the the stove top. Handling the brick with pot holder, was wrapped in large towel and placed by the feet or where ever. Also, have you tried an eider down comforter..very warm and light. Also consider down sleeping bag these are available for couples too.
