Le Mystere Infinite Possibilities Push Up Plunge Bra (1124). The Le Mystere Infinite Possibilities Push Up Plunge Bra 1124 is as versatile as a bra can be. The straps can be moved from a narrow to a wide position, and switched from traditional to a crossback, halter or low back style. Le Mystere's Infinite Possibilities Plunge Bra is made of nylon/spandex for next-to-skin softness and superior fit.