This 12-ounce wine tumbler is the ultimate blend of convenience and style for your favorite drinks. Made from high-grade 18/8 stainless steel, it won’t retain odors or flavors. The BPA-free, splash-proof slide lid is durable, straw-friendly, and toxin-free, keeping dust at bay. Additionally, it keeps cold drinks chilled for up to 9 hours and hot drinks warm for 3 hours at room temperature. Perfect for parties or beach trips with friends, this tumbler ensures your beverages stay at the perfect temperature wherever you go.