Constant Mugs

You are an official Constantine!

Everything Aristotle said was wrong. So f*&k him! And listen to The Constant

Constant Vigilance

If anything goes wrong, Demond Hume will be my constant

This merch was discovered on the bottom of The Chicago River.

Welcome, Constant Reader, to the shirt you've been waiting for.

"See ya in anotha life, brotha !" Design by DoubleDu.

I Threw A Boomerang A Few Years Ago. Now I Live In Constant Fear.

Constant Affirmation

Soren Kierkegaard - Constant Despair

Constant Deprogramming from the song Geneveieve. Available on all platforms

If Hubble were being more dramatic about his theory he might have said something like this.

Animal needs constant supervision!!!!! Can you guess why?

You could save the world.

The Siren Eyes with the title

Mathematical constant.

Mathematical constant.

Just one of those fun moments that made O Brother such an enjoyable movie. "hey mister., there's a man in there who will pay you ten dollars to sing into his tin can."

It's not much, but it's honest work.

The perfect puntastic gift for the Genius in your life. Pi is the ratio between a circle’s circumference and its diameter. Perfect cute funny humor humour gift idea for teachers,students,tutors,school,college,friend,men,women,girls,boys, stem,science,technology,mathematics,maths,physics enthusiasts.

The perfect puntastic gift for the Genius in your life. Pi is the ratio between a circle’s circumference and its diameter. Perfect cute funny humor humour gift idea for teachers,students,tutors,school,college,friend,men,women,girls,boys, stem,science,technology,mathematics,maths,physics enthusiasts.

This is how the value of the constant number e, or Euler's number, is found.

Requires Constant Supervision

If anything goes wrong, Demond Hume will be my constant

change is constant

piday

This shirt design has been steeped in ol' timey material. Heck, it's silly with it. Don't get caught in a tight spot down at the five and dime without one.

From our early seasons! Vintage Constant! Meow!

To see more of my designs click the blue Barn Shirt USA link above.

Get this new print for a limited time!

When the ship is going down, but you look fly.

Illustration of k.d. lang wearing her iconic constant craving shirt

Black with grey 3D

A glitched, stylised design depicting Planck's Constant.

CHANGE IS THE ONLY CONSTANT SO ITS BETTER TO EMBRACE