The playful Think Like A Proton Bottle Stopper is the perfect gift for any STEM enthusiast.
Order one for the scientist in your life today.
"I am among those who think that science has great beauty." – Marie Curie, Scientist & Nobel Prize Winner in Physics
- Zinc Alloy with Black Finish
- Double-Sided Enamel
- Circle Size 50mm (2") in Diameter
- Stopper Height 120mm (4.7")
- Limited Black Edition