RecruitingDevice studyEvaluation of the Performance and Acceptability of a Synthetic Polyisoprene Male Condom Compared to a Natural Rubber Latex CondomThis study is a masked (investigators, research staff), two-way crossover, randomized to sequence of use study designed to evaluate the acceptability and functional performance (breakage, slippage) of a silicone lubricated polyisoprene condom and a silicone lubricated natural rubber latex condom.