OSK OSK Made in Japan Hello Kitty 600ml Direct Drink Water Bottle New, Unused Pink Girls, Children [Size]: Approximately 8.5cm x 10cm x Height 22.7cm [Capacity]: Approximately 600ml This is plastic, not a thermos type. It's light, making it convenient to carry, and easy for children to take with them! One-touch open Wide mouth for easy drinking Direct drink bottle Although it is new and unused, it has been stored at home, so please refrain from purchasing if you are concerned about minor imperfections.