Food Grade Material: The surface of the wine bottle stopper is made of food grade PP material and food grade resin rubber, which is hygienic, safe, and reusable.Keep Fresh: The bottle stopper has good sealing performance, effectively preventing air leakage and helping to keep your wine, champagne, and other carbonated drinks fresh.Easy to Use: These stoppers can be easily closed and removed without the need for additional tools. Simply insert the stopper into the bottle neck and press the lever to seal.Widely Used: The universal size fits most standard bottles, including red wine bottles, whiskey bottles, beverage bottles, beer bottles, and edible oil bottles, making it suitable for various household uses.Package Included: 10 wine stoppers (5 black and 5 white). Dimensions: height 7 cm x width 3.2 cm; stopper diameter 1.6 cm. Sufficient quantity for everyday needs.Note: All measurements are manually taken. Please allow 13 cm variation due to lighting and display differences. Color may vary slightly depending on monitor settings. Refer to the actual product received.