Packaging: 10 pieces of silicone wine stoppers; a variety of colors, bright colors, randomly matching, multifunctional food-grade silicone sealing stoppers (yellow and orange are shipped randomly). Material structure: Made of food-grade silica gel. The interior is made of stainless steel. The high-quality silica gel is environmentally friendly, safe, hygienic and healthy, flexible, easy to clean, has strong sealing properties, is moisture-proof and corrosion-resistant, is not susceptible to bacteria, and can be used repeatedly. Size: Length 62 mm, width 23.5 mm; Built-in stainless steel filling increases product hardness and strengthens sealing performance. Silicone outer layer, easy to plug, simply insert into the bottle mouth, operation saves time and energy. Convenient and practical: The seal is strong. The multiple sealing rings of the silicone wine bottle stopper tightly seal the bottle mouth, block the convection of internal and external air, delay the oxidation of red wine, use no odor, and the design is exquisite and beautiful, which is in line with various conventional wine bottles.