1. Liner material: stainless steel
2. Removable and washable to avoid bacteria breeding
3. Sealed drinking mouth, dustproof design is more assured
4. Solid cup bottom, mute and wear-resistant, non-slip and not easy to tip over
5. Retractable straw, high temperature resistance and no deformation
6. Built-in sealing anti-leakage silicone ring, waterproof and heat preservation
7. Compact size, can be put into the bag for easy carrying
8. Capacity: 500ml
9. Size: about 19 x 7.5cm