Earth Layers - T-Shirt conspiracy theory ✔ Anyone who believes inheritance

✔ Anyone who believes inheritance is the ultimate lottery

and guaranteed to make aviation geeks

The clean minimalist line art makes the joke instantly readable and gives the shirt a modern

Perfect gift for:

Earth Layers - T-Shirt conspiracy theory ✔ Anyone who believes inheritanceA geology shirt for people who like their planet properly labeled. This design breaks Earth down into its major internal layers: crust, upper mantle, lower mantle, outer core, and inner core. Styled like a worn scientific chart, it keeps things clean, nerdy, and just a little too educational for casual conversation. Perfect for geology fans, earth science teachers, rock collectors, science students, and anyone who appreciates that the planet is mostly