The original and most recognized ferrofluid-in-a-bottle display. "Here's the Best Desk Toy Since Newton's Cradle." | Gizmodo
Made in the USA.
All of our displays are intended for adults 18+ y/o
You have the option to choose from black, blue or gold-colored ferrofluid. Available in 60ml and 120ml. Squared 120ml has 4x the amount of ferrofluid (5ml). The glass bottle has crystal clear optics and is closed with a child-resistant cap. We only use EDU grade ferrofluid in combination with our world-renowned suspension liquid to produce the most superior quality of ferrofluid displays in the world. Magnets are included with every ferrofluid display sold on our site. For your convenience, the top of the display is magnetic and easily stores the included magnets when they're not in use.