Leak-proof & Airtight: The champagne stopper has 4 steel balls inside that can clamp the bottle neck & soft silicone fits better in most bottle necks to avoid air leakage. Keep your champagne fresh longer. (Note: only suitable for bottle neck shape of traditional sparkling wine bottles with an inner diameter of 17.5-18 mm)

Easy to use: Use this champagne saver to preserve leftover bubbles after opening. Features a rotating design. Just insert the stopper onto the bottle and rotate the stopper to \"LOCK\", rotate to \"UNLOCK\" to open it.

Easy to store: The size of this champagne bottle stopper is 3.9 cm * 3.1 cm, which is small and easy to store. The round champagne stopper shell is made of durable ABS material, which is easy to clean. The internal seal of the wine bottle stopper is made of food-grade silicone material, which is safer.

Value & Perfect gift: 3-pack champagne saver perfect for champagne, cava, prosecco & sparkling wine. As a great gift, goodie bag filler and Christmas stocking stuffer for events, holidays and parties.