TYESO | Tyeso 600ML Vacuum Flask Insulated Travel Tumbler Large Capacity Cup for Office Hot Cold Portable Thermoses with Coffee Stick

Double-Wall InsulationKeeps drinks hot for 10+ hours and cold for 24+ hours—perfect for all-day use.Eco-Friendly & SafeMade from BPA-free, food-grade stainless steel (SUS304), ensuring health safety and durability.Smart Powder CoatingFeatures a tough, glittering exterior that resists scratches and adds stylish elegance.Removable Silicone RingsEasy to detach and clean, promoting better hygiene and maintenance.Large Capacity OptionsAvailable in 600ml and 750ml sizes—ideal for travel, work, and outdoor adventures.