Swanz Kokoro: Sustainable Porcelain Thermal Flask. Stain and smell free, no more metallic taste. With interior made of replaceable 100% Fine Porcelain, keeping beverages hot or cold for over 8 hours.
This project had raised over SGD$500,000 in Taiwan alone.
It is currently launched in Indiegogo: https://bit.ly/2SfKJwT
Comes with 180 days warranty against breakage of porcelain.
Kokoro Porcelain Thermal Flask - Printed Series (450ml)
450ml Kokoro's height is 203mm with 80mm diameter and weigh 480g +/- 20g.