Perfect nipples 

When you first see a girls tits and they have the perfect boob to nipple ratio roughly 4:1

Bro last night I saw here tits and she had perfect nipples

Perfect nipples by J2splashy February 12, 2021

Perfect Nipple Placement 

When your nipples are perfectly placed. Basically when they're the same distance/size as the other.

"Oh my god. Rossi has such perfect nipple placement!"

Perfect Nipple Placement by careeeeee1922 September 15, 2011