The collaboration between British design guru George Sowden and HAY uses HAY's most distinctive color stitching, which makes the daily use of the thermos bottle with innovative and eye-catching shapes, bringing a good mood every day. - Most people ask for new products - Material coating does not fade - Slim design for easy carrying - Danish/British design, made in China Size: Ø7 X H20.5 Material: stainless steel / polypropylene ! Be careful not to use milk, baby food, juice and carbonated beverages to avoid damage to the body due to internal pressure and corrosion. If carbonated drinks such as soda or cola are contained inside, it is easy to release the carbon dioxide due to excessive pressure, causing the beverage to squirt or the food to be destroyed. As for the darker drinks such as milk and juice, tea, it is not suitable to put it in the heat preservation cup to avoid the taste. And color residue, not easy to clean.