[domme] I'll step slowly on your balls and then I'll put this collar on your neck, now, you are mine and only mine to use puppy, be a good boy and behave
I remember the first time I put a bell on Slavewife's collar. She got upset and said it wasn't pretty or sexy, it just made her feel like a doll I was playing with. To her credit, she figured out within seconds that that was the point.