spandex goggles
Cousin to beer goggles. The metaphorical goggles worn when observing another person wearing form-fitting attire of spandex. The resulting disruption of vision makes a person's physique appear more noteworthy than the reality is likely to be.
man 1 Did you see that yoga girl back there? She was so attractive!
man 2 I'm not so sure, I think you may have had your spandex goggles on.
man 2 I'm not so sure, I think you may have had your spandex goggles on.