The adjustable metal collar is a good contender. It locks into an iron framework that allows us to raise or lower herass, giving us unfettered access to herass and pussy. From here we can cane her, flog her, whip her, or just vibrate herpussy until she eventually squirts all over the rough, wooden floor.
Zenda Sexy and Margout Darko are playing a game of striptease - chess. Every time Zenda ate one of Margout's pieces, she would strip one piece of clothes. After a very intense game, Margout wins.