Rubbers-Finest is the best manufacturer of heavy rubber masks in the world. Mrs Kim had the change last year to visit there factory in Germany. The owners are real nice people that must have a hart of rubber. In this Video Kim is testing a beautiful mask from there collection on her new rubber-slave. After she fits him with the mask the real begins. She is testing this slave to its limits and enjoys to see him suffering. The result of this rubber session is a great video that feels so real. You can feel the slaves pain and fear