1. Material: stainless steel
2. Features: heat preservation and cold preservation
3. Weight: about 300g
4. Capacity: 350ml/450ml
5. Size: 350ml: 6.5×7.7×18.2cm, 450ml: 6.5×7.7×22.5cm
6. Thermal insulation performance: 6-12 hours
7. Safety lock, one-button opening: The button fits the thumb arc design, opening and closing more smoothly, preventing accidental opening, and safe to carry
8. Matte lacquered cup body: comfortable grip, delicate hand feeling
9. Rigorous craftsmanship, seal and lock water: free to rotate upside down without water leakage
10. Small caliber and rounded mouth: fits the lips, comfortable drinking