The KITCHENDAO 2-in-1 Vacuum Wine Stopper is a versatile bottle stopper set that includes a built-in wine saver pump with a date marker. Made from a combination of silicone, plastic, and metal, this black-colored stopper set is perfect for preserving your wine bottles while also preventing spills and keeping your wine fresh for longer periods of time. With its sleek design and practical features, this product is a must-have for any home bar or kitchen.