Fresh Lock: This champagne bottle stopper has good sealing properties, can preserve champagne, prevent bubble loss, and also keep the fresh taste of red wine. It is suitable for different kinds of wines and drinks. 4 Pieces Champagne Stopper: This champagne stopper has a new look, its compact size is easier to store4*3.2cm,3.9*4cm. Two different sizes of wine corks fit many kinds of bottles, like red wine, champagne, beer, etc. (Because there are two sizes of wine corks, different wine bottles can fit different wine corks) Safe and High Quality Material: The red wine stopper is made of food grade silica gel and durable ABS to ensure that the product is safe and non-toxic to the human body and therefore safe to use. This silicone stopper can be reused. Rotatable Stopper Design: This mini wine stopper adopts screw cap design, easy operation. Simply rotate the top of the wine stopper into the locked position to fully lock the wine stopper onto the bottle neck. Effectively seals and keeps wine fresh.