1. 3-stage cup body structure, tea and water separation, sealed and leak-proof
2. Independent tea warehouse design, free control of tea brewing time
3. High borosilicate glass material, transparent without impurities, heat-resistant and cold-resistant, no cracking due to rapid temperature difference
4. Detachable and easy to clean
5. Sealed silicone ring, tight leak-proof, 360-degree flip without leakage
6. Material: PP + high borosilicate glass + 304 stainless steel