Specification: Material: Ceramics Cup Height: 9.6cm / 3.78inch Cup Caliber: 8.2cm / 3.23inch Cup Cpacity: 301-400ml Function: Discoloration over 45℃ / 113℉ Net Weight: Approx. 350G Packing: Froth+Paper Box Packing Weight: Approx. 450G Warm Tips: The color-changing ink used in the color-changing Cup is a non-toxic, pollution-free and pollution-free ink synthesized from biological material. Their…