Glass Electric Tea Kettle – Only $59.99 – New at Teavana. In making tea, temperature is key. And with this glass, electric kettle you can watch for the water to reach just the perfect point for your specific tea. It also looks wonderful on your kitchen counter! It is a wonderful accessory for making great tea! Heats up to 48oz of water. Handy hot water for a fresh cup of tea quickly to calm your nerves at the end of a long day or to start your day with some steeping hot tea.