Your best bet might be to get some small silver beads that look like the ball ends of nipple barbells and use eyelash glue or another gentle adhesive to glue them on each side of the nipple. Ooooh that’s a better idea!
Likewise, do nipple piercings make your nipples hard forever?
Do Nipple Piercings Make Nipples Permanently Hard? When you first get your nipples pierced, they are likely to swell up. This effect doesn’t last forever though. Within two to four weeks the nipples should return to normal.