Goddess Louise wanted to make sure that she had to teach this guy a lesson and she did it with her sneakers. She had to make sure that he will not forget what she did to him and that is why she made the punishment as cruel as she needed to. The mistress ensured that the guy learned his lesson from the pain he felt as she did her thing.
Mistress Krush did not like how her slave liked to be naked in the house. She felt that it was creepy behavior and she did not want it to continue. She did not want him to embarrass her and so she went to his bedroom and she crushed and trampled him with her converse sneakers. He cried but she did not stop as he had to learn to wear clothes.
Mistress Katherine needed to turn this guy into an obedient person and she knew that she had to do it in a painful way for him to learn. That is why she chose to use her converse sneakers to do it. The mistress forced the guy to feel the pain and humiliation of what she did to him by making him lick her sneakers as she used them to trample him.
Mistress Krush was not pleased with how late her boyfriend was. She felt that he had made it a habit and she did not like it. She had thought he would outgrow it but since he did not, she had no choice but to punish him. And she did it in a cruel manner by forcing him to lie down naked and trampling him using her converse sneakers. The pain made him never be late again.
Mistress Krush and her friend lady Dark Angel wanted to teach this guy never to mess with them and they did it using their converse sneakers. He was made to lie down naked and the mistresses used their sneakers to crush his balls. He was in a lot of pain and the pain helped to make him learn the lesson that the mistresses wanted him to learn. They did not need to do it again.