Made of sturdy plastic, enough safe for children use, needn't worry about glass fragment flies around once broken. This sand timer clock is suitable for children to use and parents can let them use it by themselves. Ideal for cooking in the kitchen, playing phone games, exercising in the room, doing homework after class, watching television with family and so on, also act as a wonderful decoration for your home and office. It will certainly make your personal space more beautiful and elegant.