Teleport rings short story part 1

She read the contract. At most eight hours per day, including borrow head and other body parts to shops and other institutions, it's about advertise teleport rings, product from one company... Sounds good.
She sign it. They measured her neck, head, arms, wrists, waist, tights and ankles circumference, she arranged for a next day to start and for thas evening to try the product.
She met with the agent of company in appointed place. They both sat at the table with a glasses of wine, and he gave her strange looking metal ring and disc in her shirt's color. She put that ring on her neck and placed that disc on a table as she was instructed. He asked if she's ready, and, when she agreed he told her to close her eyes and relax. He pressed the button on remote he was holding in his left arm and her head instantly was on that disc.