Green Stuff World - Sand timers
Set of 5 colorful sand timers made of ABS plastic, glass, and colored sand.
Counting time: 30 seconds, 1 minute, 2 minutes, 3 minutes, 5 minutes, (Warning: this is a sand timer made for games. It is not a precision timing device, so each one has a 10% time deviation).
Size: 25x89mm.
