WINTER WONDERLAND WITH GLASS-WAX. The pitchman is George Fenneman, who was the announcer and straight man for the Groucho Marx classic YOU BET YOUR LIFE.

https://www.youtube.com/watch?v=vB28fvRqg4s

Loved Glass-wax stencils.

We had those stencils. I don't remember using that product specifically, though. Thanks for the memories.