The AdHoc Champagne Stopper is designed by the AdHoc Design Team and Stefan Koitzsch, ensuring high quality and expert craftsmanship. Made with stainless steel and silicone, this stopper measures 8 cm in diameter and 1.7 cm in height, making it the perfect fit for most champagne bottles. With this stopper, you can confidently preserve the freshness and quality of your champagne for longer periods of time.