Colour Name: red 3 minutes Material: plastic, glass. Size: 9 * 2.3* 2.3 cm Functions: Chronograph reminder, cute toys furnishing articles. A perfect tool for the young ones. This timer runs for approximately 3 minutes and helps children develop a good oral health routine. The lovely smile sand glass timer can be use for water conservation, remind to do homework, play games, protection of brushing, outdoor play. And it is very small, so you don't need to worry about how and where placed it.