Magnetic Fluid/Ferrofluid bottle

Features:
Magical Toy - Utterly addictive. It will melt your brain with its awesomeness.
Novelty - Ferrofluid in a bottle, is an astonishing liquid, which can lead you to a carefree world.
Many shapes - You may also enjoy the fun and fascinating moments of playing.
Stress Relief - It's an advanced toy, to help stress relief for adults in the fast-tempo society.
Science Kit - It's a good gift for teens to do some science experiments, fun but not boring as normal experiments.
Perfect Gift - The best relaxing educational toy for all ages. Your best gift choice.

Specification:
Material: Glass, plastic, ferrofluid
Color: Blue,Transparent
Height:app. 10cm / 3.94in
Quantity: 1 set

Package includes:
1 x Ferrofluid bottle
2 x Magnets(other accessories demo in the picture is not included.)