Juana no se decide entre los dos vestidos, sigue entre Pinto y Valdemoro.

Sentence Discussions Spanish
#1

[details=“English Translation”]Juana can’t decide between the two dresses, she’s still wavering.
[/details]

This idiom seems to originate from central Spain.

https://en.m.wiktionary.org/wiki/estar_entre_Pinto_y_Valdemoro#Spanish