Thermos Bed Warmer -vintage - 1979 -NIB

Description

This is a mattress pad that supposed to keep you warm without electricity.
Was in the shed and has a smell that I will try to air out.
Tag is from kings department store.
Large piece measures 46“ x 60“. The small piece measures approximately 20“ x 60. They do feel like they are of different material.
This package is dated 1979. I am not sure how usable this is, but it is a pretty cool 40+ year old items still in the box!
The little piece is soft, the bigger piece is maybe a little crumbly… My hands feel like I have sand on them. Perhaps that’s how it is until you open it because the little piece was open and it looks more like carbon
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