The utility model discloses a wine bottle stopper that can open fast and seal, plunger, support, sealing washer, spacer pin, inflation bag and protection head including the cylinder, a knob is connected at the top of plunger, and the periphery wall of plunger is equipped with the support rather than the looks adaptation, is equipped with the sealing washer between the upper portion of plunger and the support, and the lower part of plunger is equipped with a spacer pin, cooperatees with slot on the support, and outside bonding of support has the inflation bag for inflation in vogue under the plunger plays the effect to the wine bottle mouth is sealed, the bottom of support is equipped with rather than the protection head of looks adaptation and is connected with the bottom of plunger for it forms sealed cavity to seal the support. This bottle plug simple structure, convenient to use can be bare -handed open fast and seal wine bottle, simply quick reliably seal or open for on the wine bottle that the surplus had not been drunk, the leakproofness is good, prolongs the shelf life of red wine, and furthest remains the former flavor of red wine and the experience of drinking that promotes the red wine.