.designed for a premium beverage experience .very durable fully tempered soda lime inner cup ‧improve heat retention and insulate your hand from heat ‧ keep ice drinks cold longer and prevent condensation . Assembled from 5 parts, designed to be taken apart for thorough cleaning ‧ one year warranty on defects and faults . dishwasher safe on top shelf . anti spill plug, easy to open and close. https://youtu.be/fb5IZ85z7Kg https://i.imgur.com/rr9nxnc.jpg https://i.imgur.com/DZUjDW1.jpg https://i.imgur.com/V6MnOPn.jpg Information: Box size：width 9 × length 9 × height 17.5cm Cup size：L size｜9.2 × 17.3cm Material：Inner Cup｜Fully tempered soda lime Outer Cup｜Tritan Lid ｜Polypropylene PP#5 Band｜Silicone Plug｜PE#4 Volume：454ml（16oz） Weight：417g Temperature tolerance：-18°C to 120°C Made in : Australia Caution: . before using for the first time, you should wash the cup, lid, plug and band. . not leak proof. Do not put in bag when there is drink in the cup. . do not heat over 120 degrees ‧ for best thermal results, heat glass with hot water before filling. - once a week take it fully apart to remove moisture between the twin walls. allow to dry completely before reassembly. do not put in microwave stop using the cup if it is cracked to avoid injury. Caution – boiling liquid will cause pressure build up inside a completely sealed cup. Always open plug vent or remove lid when cup contains liquid over 65C. Always take care when consuming hot drinks. Please check that lid is properly sealed prior to use. If the seal on the lid is compromised or leaks – do not use. Do not use for long term storage – contents should be consumed relatively rapidly. Do not use for non-drinkable substances (i.e. liquid fuels or other flammable, corrosive or chemical substances).