Sex with 2 men at the same time, thus a double penetration or in the Volksmund Sandwich offer these ladies from the escort service Berlin. In sandwich / double penetration the Callgirl has at the same time sex with 2 men, the one man satisfies the Ladie Vaginal and the second sex partner you Anal. This sex practice naturally presupposes a certain familiarity between the two men, since a certain body contact with the other man can not be avoided.