[FLIP 0 (ZERO)] which reviewed all of FLIP HOLE and newly designed from scratch. Technology making full use of, and ease of use feeling achieved by the seamless insertion opening-gel and the hinge are integrated (Integrated pivot), to prevent the lotion leakage, significantly improved insertion feeling and air-tightness. With the highest density detail ever and high quality gel, it has a superb usability, one-way valve, a flip style that makes it easy to operate and wash the vacuum with a pressing pad, and a special case that can be stored hygienically. Selected materials Enjoy the futuristic FLIP HOLE, which has achieved usability and ease of use by making full use of the highest high-density details and technology ever.