Vacuum Tube T-Shirt | Science & Technology Graphic Tee | Gift for Engineers & Teachers | Perfect for STEM Events, Science Class & Geek Fashion

Vacuum Tube patent art t-shirt by Patent Earth. These shirts look awesome, fit well and are great conversation starters!

Small Mens athletic fit t-shirt in Black color featuring a Vacuum Tube patent illustration. Designed by Patent Earth, this t-shirt is made to order with your choice of size and color!

Printed on Gildan Soft Style Light Weight 100% Cotton T-Shirt

The perfect gift! Great for showing off your hobbies & passions!

Made On Demand. We don't mass produce - each shirt you order is printed just for you!

Designed & Printed in America!