12 Pcs ( One Dozen) Colorful Office Thinking Mini Hand Boiler, Glass Science Energy Transfer, Children Science Experiment, Love Birds Color Meter Hand Boiler

Great Graduation Gift, Science Experiment.
Valentine's Day Couples Love Meter.
Glass Sciences Energy Transfer.Office Thinking Hand Boiler.
Dimensions:1.87" X 1.87" X 4.5"oz Safty Hard Box.
12 Pcs per order , Colors may vary.