1. Material: stainless steel + PP 2. Principle: smothered steam extraction 3. Thermal insulation and cold storage: hot water insulation 8 hours, cold water cold storage 12 hours 4. Anti-slip pad at the bottom, not easy to place slippery 5. 360 degree sealing leakage, easy to open the lid 6. Double-layer 304 stainless steel temperature lock wall, lasting temperature lock, maintain the taste of coffee 7. 304 stainless steel material, safe and corrosion-resistant, no fear of acid and alkali 8. Precision filter, easy to realize the dregs of water separation 9. Convenient to carry, can be put into the bag inside and outside use 10. Size: 204 x 75mm 11. Capacity: 320ml