Material: Food grade PP plastic Diameter: 5.5cm Features: a. ☑ Does not suck, does not flow, does not rotate, does not spill ☑ With rebound, anti-choking pendulum ☑ Size 250ml or about 8oz Include: Learning drink cups × 1 ❤ Tips for use: Warning for mothers❤ 1. Please do not pour boiling water with too high temperature. The water temperature does not exceed 50 °C So as C so as not to scald children 2. Do not cook a cup of high temperature water, otherwise the kettle will be deformed. Please use warm water or cold water to clean. 3. Kettle capacity: 250ml