Tenga Flip Zero Gravity - BlackTenga Flip Zero Gravity Black Zeroing in on the possibilities of pleasure. TENGA is proud to announce a new addition to their globally popular FLIP ZERO series the FLIP ZERO GRAVITY! The FLIP ZERO GRAVITY features luxurious detailing, whose lower elevation allows you to enjoy stimulation from fast, smooth strokes unlike the slower, more indulgent movement that the larger ribs in the original series would create. Experience a new frontier of pleasure