If your parents couldn’t afford a Schwinn, you got a Sears Spyder.
I think they were made by Schwinn.
Mine looked like this, and it was a hand-me-down from my brother. The handle on the back of the seat support was used to tow your friends on roller skates.
Bonus found while looking around. The PDF for Popular Mechanics July 1969 can be found here: https://archive.org/details/PopularMechanics1969/Popular Mechanics-01-1969/mode/2up
An article about Those Wild New Bikes (Johnny Carson saying “That’s wild!”):
Those handlebars are … imaginative!
I love this kind of info that fleshes out the historical situation. Thanks for sharing!