babe magnet

informal

1. 1 :  someone who is very attractive to women “Good Lord,” said Pascoe, conjuring up a picture of the young man. Amiable, attractive, yes, but a babe magnet … ? — Reginald Hill, Death Comes for the Fat Man, 2007

2. 2 :  something that makes a man more attractive to women Don't get me wrong. This Cutlass Ciera of yours is no babe magnet. — Ray Magliozzi in Ask Click and Clack: Answers from Car Talk, 2008