Estephania Ha, also known as Steffi Haderlein, is a German erotic model and adult content creator hailing from Franconia. She was born on May 26, 1995, is 5'6" tall, weighs 123 lbs, and her measurements are 34-26-34. She started posting selfies on Instagram in 2020, where she gained recognition and was discovered by Playboy. A few years and several hundred nudes later, she's one of the more famous OnlyFans models. Sophisticated and beautiful, Steffi enjoys all kinds of sports, fashion, and talking 1 on 1 with her fans.