Premium 316 Stainless Steel Interior: This mug features a food-grade 316 stainless steel interior for superior corrosion resistance and durability, ensuring no aftertaste and safe, scientific drinking—suitable for children, adults, and everyday use.
24-Hour Vacuum Insulation: Utilizing advanced vacuum technology, it keeps coffee, tea, or water hot for up to 12 hours* and cold for up to 24 hours*, maintaining the optimal temperature. (Tested at room temperature, with an initial water temperature of 95°C; results may vary based on usage.)
One-Touch Easy-Open Leak-Proof Design: The quick-release button with pressure relief prevents spills when opening, and the 360° sealing lid ensures leak-proof bag or water bag.
Dual Lid Functionality for Versatile Use: Includes a removable filter for loose leaf tea or fruit tea, and a convenient straw lid for drinking. Perfect for all occasions—at home, on the go, commuting, or as a stylish desk mug.