Superfluid Helium-4 is an isotope of the element Helium. Here's the superfluid as a superhero - a super fluid! A liquid droplet shape wearing a red mask, cape, gloves and boots with 4He on its chest.
Where to buy online
Direct from us here - see products featuring this superfluid helium design.
You can find the design on t-shirts in most stores, but also on other products depending on the store (e.g. hoodies, mugs, stickers, notebooks, phone cases, greeting cards, cushions, socks etc).