Features:
-Suitable for kitchen cooking, playing games or practice timing.
-Teacher Created Resources.
-Security Safety Fashion Hourglass Sand Timer.
-Not only children's toys, household ornaments, but a practical tool in life.
Specifications:
-Size: 18x18x60mm
-Material: Glass,PVC+ABS
-Colour: Random
-Features:Timing reminder
-Duration:3 minutes(10% of the time the error range)
-Uses:business gifts, birthday gifts, children's toys, water-saving equipment