TYESO | Tyeso 500ml Vintage Vacuum Flasks Insulated Coffee Mug 304 Stainless Steel Portable Travel Cup Handheld Thermos for On-the-Go

Premium 304 Stainless Steel ConstructionCrafted with high-quality 304 stainless steel for both the inner and outer layers, ensuring durability, rust resistance, and safe, clean drinking.Advanced Vacuum Insulation TechnologyFeatures a sealed vacuum layer that maximizes temperature retention, keeping beverages hot or cold for extended periods without condensation.Multi-Layer Protective Guard DesignBuilt with a multi-layer guard structure for enhanced impact resistance, better insulation, and improved overall durability.Sleek & Practical User-Friendly DesignIncludes an exquisite ergonomic handle, a straight drinking mouth for easy sipping, and an anti-skid cup base for stable placement.Eco-Friendly & Safe Outer FinishCoated with an environmental protection paint that is non-toxic, scratch-resistant, and safe for daily use and easy cleaning.