We grew up with honeycomb decorations, probably by Beistle. Not only at home, but also in our school classrooms usually hanging from the ceiling.
Here is a Vintage Valentine’s Day Honeycomb Decoration by AMSCAN Made in Denmark.

Features: NOS, AMSCAN company, red, half honey comb heart, white scalloped edges, white string to hang it
Condition: NOS, There are a few bends to cardboard and cloudiness to plastic.
Measurements: approximately 11 inches

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