Premium 304 Stainless Steel Construction - Food-grade inner/outer layers ensure rust resistance and safe liquid storage with zero metallic taste. Superior 18/8 steel composition outperforms standard thermoses in durability.

Advanced Vacuum Insulation Technology - Double-walled vacuum seal maintains beverages at ideal temperatures for 24 hours (hot) or 12 hours (cold). Copper-plated interlayer maximizes thermal retention.

Elegant Gift-Ready Packaging - Includes 2 matching cups and premium handbag-style gift box, perfect for corporate gifts, weddings, or housewarming presents. Brushed steel finish resists fingerprints.

Portable Ergonomic Design - Compact 500ml capacity fits car cup holders and laptop bags. Leak-proof rotary lid with one-touch open mechanism for spill-free commuting or outdoor adventures.

Multi-Scene Versatility - Ideal for office coffee breaks, camping trips, gym hydration, or as a stylish travel companion. Dishwasher-safe for effortless cleaning.