Rubik's Cube Patent Mug
Rubik's Cube Patent Mug by Mighty Circus.
Vintage patent art from the archives of the United States Patent Office.
- 15 Ounce ceramic coffee mug
- Comfortable full size handle
- Dishwasher and microwave safe
- Printed in the U.S.A.
- BPA free
This design also available as a t-shirt. Click Here to view.